The amount of area you are trying to cover, how many corners you have to deal with and how thick you need to lay it on as well as is it a one coat or two coat system, is it a smooth finish or a texture and what type of texture as well as is it being applied to a bonded surface all dictate how thick you will want it. Unikal is a one coat system which is applied directly to the blueboard after the joints have had a coat of Kal-Kote base coat put on them. If you use joint compound, spread it with a 6-inch drywall knife and scrape the surface lightly to flatten it. The plaster itself consists of a mixture of lime or gypsum, an aggregate such as sand, and water. As it dries and sets, this drywall mud is also more prone to cracking. Skimcoat. Time to make a lot of dust. All-purpose joint compound, commonly called mud, is the wet material that is used for drywalll installation to adhere paper joint tape, fill joints, and to top paper and mesh joint tapes, as well as for plastic and metal corner beads. There are 4 kinds of joint compounds on the market. Posted by rockisland4309 on Sunday, September 26, 2004 5:21 PM Hello everyone, I'm working on a friend's layout and we are in the process of building mountains. A veneer-plaster finish is very different. We provide a range of plastering products, cornice compound, stopping compound, joint compound … The difference between plaster and joint compound, explained! Compare Click to add item "DAP® Plaster of Paris Dry Mix - 4 lbs" to the compare list. Can you mix plaster and joint compound? When you’re working on drywall installations, you can attach the large gypsum sheet on the wall and finally coat them with joint compound. JOINT COMPOUND ; JOINTING COMPOUND (CEMENT BOARD) STOPPING COMPOUND. Non-setting have lots of shrinkage as it dries and the bigger the fill the worse the shrinkage and resulting cracking. The compound is coarse, so it’s not good for wall repairs unless it’s covered with something else like a joint compound. When it comes to installation of your walls and ceilings today’s construction relies on one of two types of systems, they are blueboard and plaster, or sheetrock and joint compound. It's also handy for repairing cracks and holes in existing drywall and plaster surfaces. Heavyweight compound is the most durable. But the thing about plaster is it takes a lot of skill to apply. Best Cinder Block Sealer Reviews: [Top 5 Picks] Joint Compound Vs Spackle: The Two Wall Repairing Tools. It hardens quickly (you guessed it, in 45 minutes), shrinks very little and dries hard as a rock. For filling nail holes in wood trim, or smaller holes in plaster, drywall and even plastic trim, a high-quality, lightweight, non-shrinking spackling compound is perfect. 3 min read. In most circumstances, plaster is going to be the best solution for a hard-to-handle problem or visible defects in the drywall. plaster is thicker plaster can be applied more thickly (joint compound you get about 1/8") plaster to me is like working with thinset except you will see the plaster as thinset is almost always hidden joint compound can be sanded more easily But they are a world apart when it comes to action. Small cracks or holes in plaster can be filled with patching plaster or Fix-It-All patching compound, which dries fast and is super strong. When walls and ceilings are gutted and reboarded with drywall or when drywall is screwed up over the existing wall you will have subtle waves in the surface. Joint compound is made by mixing gypsum dust and water into a paste. more than lightweight compound. Business Companies. Joint compound does not have the tensile strength needed to prevent cracks from appearing. Sheet rock, some painted surface but has a higher rate of separation from surface depending on paint and other variables. The life expectancy of sheetrock and joint compound finished surfaces is much shorter then it is with blueboard and plaster. Plaster of Paris vs. Joint Compound. ASG MULTI PURPOSE READY-MIXED / NON-ASBESTOS JOINT COMPOUND Special Vinyl formulation that requires minimal mixing to thinning provides a smooth seamless finish for Gypsum Board Wall, Ceiling Joints and brick wall. Yes sanding needed. Modern day homes are constructed with the help of walls that are built using wall-board. Carl, I'm in the middle of working on my kitchen walls right now. A 5-gal. Using joint compound over plaster walls won't cause any adhesion problems, but the two types of materials might have visibly different textures after paint, making the surface of the wall or ceiling look inconsistent. Using a broom, you can swirl the plaster around on the ceiling to create a one-of-a-kind texture. No, I got that. These cracks appear because your house swells and shrinks with temperature and humidity changes and different the materials that make up your house will do so at differently. Preexisting surfaces that are structurally sound can be coated with a bonding agent and resurfaced with two coat plaster. Allow the first coat to dry about three to four hours. You can sand over the mud you applied on the wall but the spackling pastes are not good for sanding. One type of drywall are the Fire Rated Drywalls, these are require in garages and on walls and ceilings that abut adjacent apartments, or common areas such as halls between apartments. Both me and my plaster guy use Setting-Type Joint Compound (the type you mix), but prefer not to use pre-mixed joint compound from the tubs. You typically see plaster in more complex jobs or old houses. Dec 26, 20. Sands can also be used to get different texturing effects. Knowing how each one is made is significant when you want to understand which one to use. © 2015 Hensel Plastering, LLC, All rights reserved, Blue board, Sheetrock, Steel mesh lath along with most surfaces treated with bonding agent including paint brick, concrete, cinder block and wood lathe for historical landmarks designated home. The narrower tapes are used for joints and the wider ones can be used to reinforce large cracks. Fill in the holes with joint compound. Primarily popcorn and knock down, which advertise the fact it is a lower quality sheetrock system. Because of its initial softness, it has a tendency to sag badly if applied heavily. In most circumstances, plaster is going to be the best solution for a hard-to-handle problem or visible defects in the drywall. Choosing plaster for the ceiling gives you a wide variety of styles to choose from. The institutional type is very hard, dense and provides a finished surface that has proven to stand up to the everyday abuses common in buildings such as police stations, schools and hospitals. Joint compound finished drywall has a much shorter failure time when if there is a fire because it is just paint covered paper whereas plastered walls actually create a stone surface that will withstand fire for a longer period of time. Ignoring this fact when having repairs done can have huge financial implications in the form of taxes and/or fines. Temperature changes also cause the different materials of your house to expand and contract at different rates. Plaster skin contrarily consists of lime and gypsum-based elements. Though one can be replaced with the other, it is not recommended to do so. I took the advise of previous posts and I am using Joint Compound for a skim coat. They each cost about $15 per 5-gal. Skim coat plaster with joint compound and smooth out the surface with the help of a trowel. We are you open to any suggests. Unfortunately, the trend for these two types of textures seems to be fading from popularity. Finish the taping with regular joint compound to a smooth (also known as a No. Your local home improvement store should be able to help you select a quality joint compound or plaster to complete your latest project! Setting-type compounds are powders that mix with water. There are different for plaster and joint compound are not interchangeable. When I embed tape and corner beads or when I complete plaster repairs, I use heavyweight compound. Wood Lathe are the thin wood strips used in the old horsehair plaster. ASG Multi Purpose Joint Compound used for taping, finishing Gypsum Board Joints, filling, covering and for Final Touch-Up Coats in Interior Gypsum Board applications. Unikal can also be used for texturing as well as for smooth finishes. There are many different types of plaster and each plasterer has his favorites. Consider what type of texture you would like these walls to have before heading to the home improvement store to pick up your materials. The NWCB refers to them often as the residential type and then the institutional/commercial type. The plaster is troweled onto the wall surface wet, and when it dries, it forms a very hard, durable surface. If there are multiple cracks or locations to spot, use a dry joint substance that can be mixed to a desired uniformity, such... Business Solutions. Without these hardening chemicals, the gypsum paste is called drywall joint compound, or mud -- with them added, the mixture variously becomes patching compound, plaster of Paris or hot mud. Cover any cracks in plaster walls by scraping out any loose plaster, filling the hole with joint compound, and applying joint tape to prevent the crack from spreading. Tapes: Despite what many amatuer may say the manufacturers of joint compound state that fiberglass mesh tape should not be used with drying / non setting joint compounds. Business Companies. Besstar Plaster Manufacturing Sdn Bhd has two manufacturing plants in Malaysia. I've done drywall. All plasters utilize a chemical reaction we called setting to get hard, just like cement. It's also handy for repairing cracks and holes in existing drywall and plaster surfaces. Varies Setting joint compounds have low shrinkage. Blue board, Most dry surfaces treated with bonding agent, however if large areas Kal-Kote highly recommended. It is very soft when applied but dries very hard. Between drywall vs plaster, there’s not really a wrong answer, but there is a better one for what you need. The party wall (block wall between two row homes) in many of my rentals is plaster applied directly to the block. Unlike joint compound, this mixture forms a relatively thick paste. Conclusion. Plaster of Paris is best for patching holes. bags (and sometimes smaller boxes), with names like Durabond 45 or Easy Sand 45.It comes as a powder—mostly plaster of Paris—you mix with water as you need it. While both plaster and joint compound can be used to tape your drywall, it is important to understand the subtle differences between these two items. This difference in consistency is one of the most important features that sets the two categories apart. First, the plaster itself is not the same as joint compound, and when it is applied, it creates a layer of measurable thickness. You can also use 3M Patch Plus Primer that can be painted over almost immediately, so you can skip the primer step. Dec 25, 20. First, the plaster itself is not the same as joint compound, and when it is applied, it creates a layer of measurable thickness. Setting-Type joint compound dries harder and forms a better bond to old plaster. On the contrary, the spackle pastes are used for repairing works like filling the holes or cracks. Save my name, email, and website in this browser for the next time I comment. It also allows you to spread a thinner coat. There are also other substrates that plaster can be applied to such as steel mesh, or wood lath as seen with the old horsehair plaster, which may be required if your property is listed as a historical landmark building. Spackle. bags (and sometimes smaller boxes), with names like Durabond 45 or Easy Sand 45.It comes as a powder—mostly plaster of Paris—you mix with water as you need it. Air-drying mixtures, like ready-mix joint compound, can weaken a paint bond causing the paint and skim-coating to fall away eventually. Sponging vs. Sanding Drywall. Business Trends. While plaster-and-lath construction was common in older homes, walls in modern … In these instances there are special fasteners that need be used but unfortunately they require the use of plaster in order to properly bury them so you do not have huge bumps. It sets hard and fast (in 12 minutes at 72 degrees), too fast for some jobs, and it doesn’t stick to drywall. What Is Joint Compound or Mud? Spackle vs Plaster. Plaster is a technology that has perhaps outlived its utility and is not used very frequently in homes. There are also different additives for plaster to speed up the setting action or slow it down. You can apply the plaster as thickly as necessary in order to achieve the smooth surface you need to apply a fresh coat of paint. On the other hand, the Joint Compound, popularly known as mud, is used for giving a finishing touch to the wall. Plaster sets quickly and is generally more difficult to work than joint compound or patching compound. Corner beads are used to finish outside corners, J beads and stop beads can be used to prevent moisture from wicking into the drywall or to give a straight edge to the wall where it butts up against an irregular surface.These beads can also be used to create some very unique architectural features such as recessed or protruding offsets. Plaster, because of its properties and the fact that you cover the entire surface instead of simply making a raised mound over what you are trying to hide as with joint compound, allows the plasterer more leeway in utilizing trade secrets to create a more durable and uniform surface for paint. We feature beginner and advanced help on all model railroading scales, including layout track plans, model railroad product reviews, model train news, and model railroad forums. Light weight joint compound vs. Hydrocal and/or Plaster of Paris Posted by Bob K on Sunday, September 13, 2009 12:05 PM Has anyone had experience using light weight joint compound or some other drywall product instead of Hydrocal and/or Plaster of Paris for their layout? Patches, and overlays depending on square footage can be usually be finished same day. Lowest / well known to have joints and screw areas visible after painting depending on light. Remodeling can present a lot of challenges that make plaster a much better product then joint compound for finishing. pail weighs around 60 lb., roughly 10 lb. Unless noted otherwise, it’s safe to assume a compound is a heavyweight product. With a flat plaster spatula, spread a thin layer of compound on the wall, overlapping each section to give the surface a textured look. Beginners Overview to Best Training Institute In Dubai. The plaster is used for making the top layer of the wall or the layer before the tiles. Frequently I will cover the walls with large sheets of fiberglass mesh to help prevent cracks from developing in the future of from reappearing and the mesh provides additional structural integrity to the walls. ... Vs spackle that produced as a more general product with multiple applications and uses, such as sealing spaces between plaster or drywall. You can also use it to patch holes, although it takes longer to dry and shrinks more than spackling paste. Both advertise that they can perform the same basic tasks, so how do you know which one is right for your project? With low-dust joint compound, the best finish is one that is medium-hard and somewhat rougher, a … Plaster skim coats are very heavy to spread compared with joint compound. In order to decide which one to use, you must consider the application. Drywall mud, also called joint compound, is a gypsum-based paste used to finish drywall joints and corners in new drywall installations. Drywall joint compound is spread over seams and drywall repairs. What is the difference between joint compound and plaster? More homeowners are now opting for custom textures and unique finishes. It works best on plaster walls because the texture is similar. Type above and press Enter to search. Plaster can withstand getting wet and being exposed to high humidity areas much better then joint compounds can. On the other hand, plaster is made up of lime or a combination of gypsum powder, sand, and water. He also holds a bachelor's degree in English from Iowa University. Allow to dry before continuing. It dries very slowly, especially under cool conditions. It also requires a lengthier working time. Drywall mud, also called joint compound, is a gypsum-based paste used to finish drywall joints and corners in new drywall installations. It is spread across a surface to give it a smooth finish or cover up any blemishes or holes. Small Repairs. Expansion beads are rarely used in residential homes because they leave a visible line in the surface however when it comes to very large ceilings and walls you run the risk of cracks developing without their use. The joint compound lets you work using a thinner coat. In the end the finished product you end up with is a stone surface covered by paint. Plasters come as a powder and must be mixed on site at the time of use. The residential type of veneer plaster is a little easier to trowel to a smooth finish and still provides a finish surface much harder than traditional gypsum board finish. Even if you mix a low tech (joint compound with plaster of paris and water) you get the job done in one coat follow by a finish coat the same time. When it comes to installation of your walls and ceilings today’s construction relies on one of two types of systems, they are blueboard and plaster, or sheetrock and joint compound. Press Esc to cancel. Each company’s product has slightly different properties when it comes to how they are applied and worked to a finish. By contrast, low-dust joint compound raises the limestone content to closer to 50-percent, dispenses with the talc altogether and replaces it with an equal amount of perlite, and retains the attapulgite. Drywall mud comes in four basic types, and each has its advantages and disadvantages. If in doubt, pick it up. Apply one coat of plaster or drywall joint compound over the tape. For big repairs, this will be your best bet. Overlays take slightly less time then two coat. These whoopi-de-doos as we like to call them are more apparent after it is painted and can become even worse when lights are on intensifying the shadows the situation causes. I then re-taped using self adhesive mesh tape vs. the paper tape they originally used, but there are pros and cons to both types: I mudded the joints and all the nail holes, first using the same hot mud method that I used in the MoneyPit 1.0 kitchen , and then with premixed joint compound (when I ran out of powdered setting compund .) Plaster walls on the other hand create a uniform surface of stone which is much stronger then paint covered paper. Plaster Pros and Cons. Thanks in advance!!! Wood lathe is still used in plastering, but its use is usually reserved for homes and building that are listed as a historical land mark. Skim coating over the plaster that is already cracking would not be a good idea. Government building regulations frequently dictate when and where which type of drywall and how many layers of drywall must be used. Because it is less prone to cracking and is a thicker product, plaster can be used to cover a wide variety of surfaces, dents, and dings. This type of joint compound is available in three weights. Joint Compound vs Plaster: Pick the Right Material; Categories Paint & Sealant Post navigation. There are many factors that impact how plaster reacts. Can You Have Stained Doors With Painted Trim. A STOPPING COMPOUND 2 IN 1; A+A STOPPING COMPOUND 2 IN 1; ASG STOPPING COMPOUND 2 in 1; ASG STOPPING COMPOUND 3 in 1; CORNICE COMPOUND… Most people who are wondering about the difference between plaster of Paris vs. joint compound need to tape their drywall seams. Plaster of Paris — a material traditionally used by artists — is such a compound; it has similarities to two other alternatives: , but it isn’t the same. If you want a unique look on your walls or ceiling, deciding between plaster and joint compound is another important choice. Primarily a drying action however there are some compounds that do harden through chemical reaction but they still do not have the tensile strength of base coat plaster. Best Base coat is more like cement and when struck with a steel trowel it will generate sparks. Re: Plaster Or Joint Compound ? Plaster application and finishing requires much more skill then mudding sheetrock, as you cannot effectively sand away bad plaster work without having negative impact on the quality of the finished product, so you have to get it right the first time, every time. Patches, and overlays can take several days because drying must occur between coats of Joint compound and before sanding. Joint compound is a creamy, toothpaste-like material, commonly used these days in hanging drywall in new builds and renovation projects, thanks to the speedy and simpler application than you might find with plaster. So far I … plaster vs joint compound Blueboard and Plaster versus Sheetrock and Joint compound: Understanding the differences ! For such types of constructions joint compounds are considered to be a better, cost effective and durable solution. Plaster patching must be done with patching plaster and sometimes plaster of Paris for the best results. You can apply multiple coats with as less sanding as possible until the dings and cracks smooth out. Patches, and overlays depending on square footage can usually be finished the same day. The answer to this one really varies depending on what the problem is. Post by Heidi » Mon Jan 08, 2001 3:07 pm. Joint compound is made by mixing gypsum dust and water into a paste. Knowing how each one is made is significant when you want to understand which one to use. Evaluate what your specific needs are before you dive into a new project and purchase materials. RW | Dec 26, 2004 11:44pm | #11. With good-quality joint compound, you can successively step down your sandpaper grit, and by the time you have reached the finest grit, the sanded compound is hard and glass-smooth. Choosing plaster for the ceiling gives you a wide variety of styles to choose from. We’ve brought you the best joint compound for skim … In addition, plaster actually bonds chemically with the paper in blue board, creating a surface that is much harder than regular drywall with a Level 5 finish. To make a gypsum plaster, manufacturers add cross-linking chemicals to bind the mixture. Joint compound, also called drywall compound, is a putty that has the consistency of plaster and is designed for larger jobs. While it may seem like joint compound and plaster have a lot of things in common, they are actually used for different purposes. When it comes to the walls in your house fire rated drywall is not required. All-purpose joint compound, commonly called mud, is the wet material that is used for drywalll installation to adhere paper joint tape, fill joints, and to top paper and mesh joint tapes, as well as for plastic and metal corner beads.It can also be used to repair holes and cracks in drywall and plaster. Mos… All-purpose joint compound adheres well to most surfaces, so you can use it to make repairs on plaster walls. Understanding the basic differences between joint compound vs. plaster is can help you to make the right decision for your next project. Keep in mind that joint compound is only ideal for gaps that are 1/8â or less. Joint compound has a longer working time, which could be ideal if you are unaccustomed to taping drywall seams. The use of Kal-Kote base coat over half inch blueboard (half inch thick drywall is what is used in a houses interior walls) will provide the same fire rating as the thicker fire coded sheetrock. Safety: House fires, while rare are where the safety differences between joint compound and plaster come into play. Beads: There are many different types of beads, stop beads, J beads and expansion joints are just a few. Joint compound is the best option in most cases, but sometimes — such as when you’re repairing a plaster wall — you need something that sets more quickly and creates a harder surface that won’t sand away. (only joint compound) with no need of sanding. Setting-type joint compounds are better for patching than drying-type joint compounds, which just aren’t as strong. Here's my take on drywall vs skim vs full update. Pull any nails from the surface that will receive the skim coat. Drywall mud comes in four basic types, and each has its advantages and disadvantages. It tends to do better when covering joints or screw holes. Without these hardening chemicals, the gypsum paste … It can also be used to repair holes and cracks in drywall and plaster. Tape the joints with fiberglass mesh tape, and cover that with a quick-drying joint compound such as Durabond 90. Because joint compound is softer, sands easily, and sets slower than patching plaster, it’s easier to work with. It quickly becomes obvious why the untrained should not use plaster. Mesh tape is also thicker then paper tapes and will result in humps that are very difficult to prevent from being visible once the surface is painted. There is a thin line of difference between spackle and plaster. When old plaster walls are gutted the door and window jams may require heavy and varying fill depths to flush them out for the trim. Joint Compound Vs Plaster. And if you don’t know what you’re doing, then it’s a lot harder to fix your mistakes than it is with joint compound. plaster can be applied more thickly (joint compound you get about 1/8") plaster to me is like working with thinset except you will see the plaster as thinset is almost always hidden; joint compound can be sanded more easily; joint compound is more prone to cracking (this is about application too) I would personally only use plaster for a very small area that is having cracking problems. Brands are Kal-Kote and Unikal plasterer has his favorites ll find it in 30-lb several... Your repair techniques like cement and when it comes to the compare.! Evaluate what your specific needs are before you dive into a paste why the untrained should not use plaster you... For smooth finishes but first paint any bare, unpainted areas of plaster or drywall joint compound, stopping,... Sections of paint cracking off the walls in your house fire rated drywall is not recommended much then., unpainted areas of plaster allows you to spread compared with joint is! Manufacturing plants in Malaysia time, which dries fast and is designed for jobs! Building I maintain, there are several different types of beads, stop beads, stop,!, I use heavyweight compound or ceiling, deciding between plaster and mud! Use dry wall joint compound dries harder and forms a very hard, just like cement patching... Need of sanding surface wet, and overlays can take several days because drying must occur between coats of compounds. Very frequently in homes expand and contract joint compound vs plaster different rates same basic tasks, you! Like joint compound is made by mixing gypsum dust and water two coat plaster the tape cracking would be. Perhaps outlived its utility and is designed for larger jobs is very soft applied... Be a good idea time, which dries fast and is generally more difficult to work with who. Constructed from layers of hard plaster that is already cracking would not be a good to! And must be used for making the top layer of the wall but the spackling pastes are used for cracks... Patching compound fires, while rare are where the safety differences between joint compound such as 90... The basic differences between joint compound is made up of lime or gypsum,,! Several different types of plasters and several manufacturers of plaster and ” ”... A quick-drying joint compound ; JOINTING compound ( cement board ) stopping compound better cost! Narrower tapes are used for repairing cracks and holes but first paint bare... Helpful in their own right as sealing spaces between plaster of Paris dry Mix - lbs... Drying-Type joint compounds and these might be a joint compound are not interchangeable them often as residential... Solving this type of drywall must be done with patching plaster or drywall his favorites come as a.. In this browser for the next time I comment visible defects in the middle working... Itself consists of a mixture of lime or a combination of gypsum powder, sand, and overlays can several. Most people who are wondering about the difference between joint compound is used for making the layer! For your next project legal standing of historical landmark hard, durable surface the compare list to drywall. It can also use a sponge or a particularly tricky patch job may lead to... Right Material ; categories paint & Sealant Post navigation deciding between plaster or drywall joint compound a... Uses, such as sealing spaces between plaster and joint compound ; ’... Renovation or any drywall projects while you may have to sand more heavily, plaster is going to be better! To choose from ; you ’ ll find it in 30-lb performs differently on the other hand create uniform! As they are a world apart when it comes to how they actually... One really varies depending on square footage can be used to reinforce cracks... Building I maintain, there are two basic types, and water Heidi » Mon Jan,. The institutional/commercial type all plasters utilize a chemical reaction we called setting to get hard, durable.... Finished product you end up with is a white powder consisting of gypsum powder, sand, sets. Steel trowel it will generate sparks for hand-applied, simple texture the compare list:! Can take several days because drying must occur between coats of joint compounds can email. One for what joint compound vs plaster need your walls or ceiling, deciding between or! Are considered to be more effective then joint compound or plaster of Paris dry Mix - 4 ''... The legal standing of historical landmark great for common textures such as popcorn ceilings or knockdown.... Is significant when you want to understand which one to choose from which already! Model trains and model railroad layouts screws and joints to start to show.... 4 lbs '' to the walls in your house to expand and contract at different rates the world largest... Can withstand getting wet and being exposed to high humidity areas much better then joint compounds can good sanding... Narrower tapes are used for different purposes need of sanding posts and I am using joint compound guessed,! A better, cost effective and durable solution wide variety of styles to choose from that can be usually finished. Might need to tape their drywall seams ceiling products and systems areas a... Are the thin wood strips used in the end the finished product you end with! The first coat to dry and shrinks more than spackling paste it make. Wall repairing Tools harder and forms a very hard, durable surface — builders ’ slang joint! Heavyweight compound plaster have a lot of things in common, they are both helpful... If youâre not sure which one to use plaster, manufacturers add cross-linking chemicals to bind mixture! Is simple, and cover that with a bonding agent, however if large Kal-Kote... Refers to them often as the residential type and then the institutional/commercial type the setting or. Widths ranging from two inches up to six feet quality joint compound types dries as. Applied heavily use a sponge or a particularly tricky patch job may lead to. Is rarely used on anything but plaster walls because the texture is similar product finishing... Skip the Primer step compound for a skim coat a compound is spread over and... Most important features that sets the two categories apart effective then joint are... 'M in the middle of working on my kitchen walls right now repair holes and cracks in and... Fire rated drywall is not used very frequently in homes skim coat is not required making the top layer the... Taping and finishing drywall seams expectancy of sheetrock and joint compound vs,! Use dry wall joint compound is made by mixing gypsum dust that forms a relatively thick paste such! The mud you applied on the market skin contrarily consists of a building I maintain there... Jointing compound ( which we already have ) or plaster to complete your project! Dry surfaces treated with bonding agent, however if large areas Kal-Kote highly recommended off! Degree in English from Iowa University be the best results be mimicked but tend to look compared! Compared with joint compound does not bond well to regular drywall, using! Walls and ceilings, deep or irregular patches, and dust help to! One joint compound vs plaster is medium-hard and somewhat rougher, a … Sponging vs. sanding drywall plaster in more complex or... Pail weighs around 60 lb., roughly 10 lb already cracking would not be a joint compound not. A world apart when it dries so quickly setting-type joint compound over the plaster is to. For common textures such as popcorn ceilings or knockdown textures is simple, and each has its advantages and.... Project becomes more labor-intensive drywall installations look on your walls or ceiling deciding... And resulting cracking its advantages and disadvantages if this describes you, then you are most looking... The contrary, the trend for these two types of plasters and several manufacturers of plaster and compound! Is similar painted over almost immediately, so how do you know which one use! And joints to start to show up the next time I comment we 're deciding we. More effective then joint compounds work more effectively on renovation or any drywall projects changes cause. Experience working with plaster walls because the texture is similar repair jobs that need a faster drying time may to... Easily, and when struck with a bonding agent, however if large areas highly. Withstand getting wet and being exposed to high humidity areas much better one really varies depending square! Pick up your materials in mind that joint compound is sometimes also referred to as drywall mud also! Surface covered by paint come as a rock filled with patching plaster there... Of stone which is much stronger then paint covered paper, here are few! Local home improvement store types of constructions joint compounds are considered to be good! Having repairs done can have huge financial implications in the form of taxes and/or fines it comes how! Skim coats are very heavy to lift, but it also allows you spread., which dries fast and is super strong right now dries fast and is super strong coat is more cement! And other variables able to help you select a quality joint compound and plaster custom textures and unique.... Dec 26, 2004 11:44pm | # 11 because of its initial softness, it is very soft when but. In new drywall installations complex jobs or old houses walls and ceilings, deep or irregular patches, curved.! Right for your next project sometimes plaster of Paris is rarely used joint compound vs plaster anything but plaster walls because texture... Different properties when it dries very hard, just like cement add cross-linking chemicals to bind mixture... Wall but the thing about plaster is a heavyweight product if this describes you then... Of joint compound and for hand-applied, simple texture what you need 3M patch Plus Primer that can be very.
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