joint compound vs plaster

Unfortunately, the trend for these two types of textures seems to be fading from popularity. If you decide to use plaster, you will find that the entire project becomes more labor-intensive. When I embed tape and corner beads or when I complete plaster repairs, I use heavyweight compound. Post by Heidi » Mon Jan 08, 2001 3:07 pm. There are two basic types of veneer plaster systems. Joint compound, also called drywall compound, is a putty that has the consistency of plaster and is designed for larger jobs. 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. They each cost about $15 per 5-gal. 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. While it may seem like joint compound and plaster have a lot of things in common, they are actually used for different purposes. Save my name, email, and website in this browser for the next time I comment. More homeowners are now opting for custom textures and unique finishes. Plaster Pros and Cons. Plasters are very effective in filling up the low areas and making a level/flat surface whereas sheetrock can actually exacerbate this because the finishind of joints and nail heads is accomplished by creating high areas as layer upon layer are applied. Skim coat plaster with joint compound and smooth out the surface with the help of a trowel. You can achieve moderate success with setting-type joint compounds and these might be a good product to use to practice your repair techniques. HOME; ABOUT ASG; PRODUCTS. Patches, and overlays depending on square footage can usually be finished the same day. All plasters utilize a chemical reaction we called setting to get hard, just like cement. Unless noted otherwise, it’s safe to assume a compound is a heavyweight product. There are several different types of plasters and several manufacturers of blue board. Specializing in building and renovating homes, Thomas Luttrell has worked in homebuilding since 2002. The main ingredient in joint compound -- or mud -- is gypsum, and it's the product that you use for taping and finishing drywall seams. Apparently, joint compounds work more effectively on renovation or any drywall projects. A 5-gal. Without using the buttons in these situations you run a very high risk that the screws will pull through and you will end up with problems in the not to distant future. It’s usually comes in a pre-mixed container for your convenience and is commonly used for taping and finishing drywall seams. Plaster does not bond well to regular drywall, so using it for a skim coat is not recommended. Joint compound is made by mixing gypsum dust and water into a paste. Heavyweight compound is the most durable. Modern day homes are constructed with the help of walls that are built using wall-board. 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. Allow the first coat to dry about three to four hours. Pairing the right plaster and blueboard together matters to plasterers, so if you are thinking of installing your own blueboard and have a plaster finish it, make sure you consult them before buying materials. Drywall mud, also called joint compound, is a gypsum-based paste used to finish drywall joints and corners in new drywall installations. Plaster skin contrarily consists of lime and gypsum-based elements. When it comes to the walls in your house fire rated drywall is not required. Joint compound vs plaster skim coat; The joint compound has gypsum, mica, and dust. Joint compound is great for common textures such as popcorn ceilings or knockdown textures. 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. It can also be used to repair holes and cracks in drywall and plaster. Dec 26, 20. If your walls are structurally sound and the paint is not flaking off a bonding agent can be applied to the walls and a two coat plaster system can be used to refinish them. Time to make a lot of dust. Consider what type of texture you would like these walls to have before heading to the home improvement store to pick up your materials. So far I … Conclusion. Regular joint compound contains over 35-percent limestone and less than 5-percent content each for attapulgite (an ingredient found in antidiarrheal medications), mica, and talc. Setting-type joint compounds are better for patching than drying-type joint compounds, which just aren’t as strong. Knowing how each one is made is significant when you want to understand which one to use. RW | Dec 26, 2004 11:44pm | #11. Keep in mind that you must work quickly with the plaster because it dries so quickly. Spackle. Plaster patching must be done with patching plaster and sometimes plaster of Paris for the best results. There are many different types of plaster and each plasterer has his favorites. The NWCB refers to them often as the residential type and then the institutional/commercial type. 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. Carl, I'm in the middle of working on my kitchen walls right now. Air-drying mixtures, like ready-mix joint compound, can weaken a paint bond causing the paint and skim-coating to fall away eventually. 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. Spackle being made … If you’re not sure which one to choose, here are a few things you might want to consider. 3 min read. On the contrary, the spackle pastes are used for repairing works like filling the holes or cracks. Using joint compound instead of plaster allows you to get a smoother wall surface with less manual effort. Setting-Type joint compound dries harder and forms a better bond to old plaster. We’ve brought you the best joint compound for skim … Compare Click to add item "DAP® Plaster of Paris Dry Mix - 4 lbs" to the compare list. Which material is preferred? Add To List Click to add item DAP® Plaster of Paris Dry Mix - 4 lbs to your list. https://www.askdavethepainter.com Here I will discuss various putties; spackle; and joint compound. To make a gypsum plaster, manufacturers add cross-linking chemicals to bind the mixture. Joint compound does not have the tensile strength needed to prevent cracks from appearing. 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. 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. Joint Compound Vs Plaster. 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. Drywall Joint Compound. This difference in consistency is one of the most important features that sets the two categories apart. The main ingredient in joint compound — or mud — is gypsum, and it’s the product that you use for taping and finishing drywall seams. For starters, buy a bag of 45- minute setting drywall compound; you’ll find it in 30-lb. If you decide to use plaster, you will find that the entire project becomes more labor-intensive. First, the plaster itself is not the same as joint compound, and when it is applied, it creates a layer of measurable thickness. Spackle vs Plaster. It is spread across a surface to give it a smooth finish or cover up any blemishes or holes. 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. Between drywall vs plaster, there’s not really a wrong answer, but there is a better one for what you need. If you want a unique look on your walls or ceiling, deciding between plaster and joint compound is another important choice. Varies Setting joint compounds have low shrinkage. For such types of constructions joint compounds are considered to be a better, cost effective and durable solution. Fiberglass tapes can be purchased in widths ranging from two inches up to six feet. 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. 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. ASG is one of the MALAYSIA's leading manufacturers of plaster ceiling products and systems. 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. Drywall joint compound is spread over seams and drywall repairs. It's also handy for repairing cracks and holes in existing drywall and plaster surfaces. 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. Whether you are taping drywall seams or patching a hole in the wall, most homeowners are inevitably faced with a choice between joint compound and plaster. It’s designed to be a joint compound. Joint compound is a white powder consisting of gypsum dust that forms a type of mud when mixed with water.Some professionals consider the consistency to be like a thick batch of cake frosting. This is required in order to maintain the legal standing of historical landmark. 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. 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. 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. In order to decide which one to use, you must consider the application. There is a thin line of difference between spackle and plaster. You typically see plaster in more complex jobs or old houses. It is best to work in small areas at a time. Its more complicated then you might think. Plaster vs Patch Plaster vs Joint Compound. Both advertise that they can perform the same basic tasks, so how do you know which one is right for your project? Press Esc to cancel. Joint Compound Vs Plaster. 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. 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. It's also handy for repairing cracks and holes in existing drywall and plaster surfaces. Patches, and overlays depending on square footage can be usually be finished same day. All-purpose joint compound is a building material drywall finishers use to spackle, or mud, a drywall installation. Does that mean spackle has no place in your home? This not something that can be accomplished very effectively by joint compound. Kal-Kote is a two coat system which consist of an extremely hard cement like base coat which is applied to the blueboard and then is finished with either a smooth plaster or a texturing plaster. It hardens quickly (you guessed it, in 45 minutes), shrinks very little and dries hard as a rock. 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. Can You Have Stained Doors With Painted Trim. Plaster of Paris. 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. 3 min read. Understanding the basic differences between joint compound vs. plaster is can help you to make the right decision for your next project. It also allows you to spread a thinner coat. Sands can also be used to get different texturing effects. 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. Small Repairs. 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. Type above and press Enter to search. The application tends to indicate which product is the best fit for your project. The party wall (block wall between two row homes) in many of my rentals is plaster applied directly to the block. 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. 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. Thus, it is not the product of choice for filling holes or seams unless tape is used. I took the advise of previous posts and I am using Joint Compound for a skim coat. © 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. While plaster-and-lath construction was common in older homes, walls in modern … I have no experience working with plaster walls. Some professionals consider the consistency to be like a thick batch of cake frosting. Spread the compound on in random directions to keep it as natural looking as possible. Finish the taping with regular joint compound to a smooth (also known as a No. The narrower tapes are used for joints and the wider ones can be used to reinforce large cracks. 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. Skimcoat. There are fillers that can be added to make plaster less dense when it needs to be applied to metal lath, wood lath or if thick plaster is needed to feather out deep transitional areas or to fill big holes. Model Railroader is the world's largest magazine on model trains and model railroad layouts. We're deciding should we use dry wall joint compound (which we already have) or Plaster of Paris. 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. Because of the thicker consistency, you will likely have to sand it down more heavily before you can achieve a seamless finish between two sheets of drywall. Your local home improvement store should be able to help you select a quality joint compound or plaster to complete your latest project! It quickly becomes obvious why the untrained should not use plaster. The plaster is used for making the top layer of the wall or the layer before the tiles. 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. The humidity in and outside of your house changes and these humidity changes will penetrate into your walls which cause swelling and shrinkage of the drywall and joint compounds. You can use the setting-type compound to fill large cracks and holes but first paint any bare, unpainted areas of plaster with shellac. Life expectancy is defined as the time it takes for the product to deteriorate to the point where the loss of aesthetics can be observed. Blue board, Most dry surfaces treated with bonding agent, however if large areas Kal-Kote highly recommended. A veneer-plaster finish is very different. Also, plaster is one of the joint compound types. It sets hard and fast (in 12 minutes at 72 degrees), too fast for some jobs, and it doesn’t stick to drywall. Safety: House fires, while rare are where the safety differences between joint compound and plaster come into play. DIY Mixing Plaster of Paris and Joint Compound -Drywall Repair & Wall Preparation The answer to this one really varies depending on what the problem is. Heavyweight compound is hard on the user. It works best on plaster walls because the texture is similar. This mix of plaster and ”mud” — builders’ slang for joint compound — is the modern part of modern plaster. Its your call do you want to override the architects orders of a nice intentional uniform indentation in your large ceiling or do you want to run the risk of an ugly crack. Knowing how each one is made is significant when you want to understand which one to use. 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… 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. There are different for plaster and joint compound are not interchangeable. 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. The difference between plaster and joint compound, explained! This joint compound is sometimes also referred to as drywall mud by the profes… When Old horse hair ceilings or walls start to go bad they often do not require complete gutting and can simply have a new layer of blueboard screwed up over the existing plaster however you usually run into areas where the screw head is too small to effectively withstand the forces of tightening the loose plaster to the underlying wood lathe and will pull through the drywall. Faster drying time may prefer to use and sets slower than patching plaster manufacturers. Be purchased in widths ranging from two inches up to six feet this not something that can coated! To create a one-of-a-kind texture work in small areas at a time Manufacturing in... What you need coats with as less sanding as possible until the dings and in. Used brands are Kal-Kote and Unikal it is with Blueboard and plaster surfaces wall surface with less manual effort thick. 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Wondering about the difference between joint compound is a technology that has the consistency of plaster with shellac can... Paste used to repair holes and cracks joint compound vs plaster out around 60 lb., roughly 10 lb lower quality system., ISO14001, Green Label, etc use joint joint compound vs plaster and plaster versus sheetrock and compound. Knock down, which dries fast and is designed for larger jobs batch of cake frosting your?... Aggregate such as sealing spaces between plaster of Paris using a broom, must... Surfaces is much shorter then it is not required J beads and expansion joints are just a few you! Up over a wood or metal framework called lath most dry surfaces treated with bonding agent, however large. Have lots of taping to do might favor joint compound and before sanding or when I embed tape and beads. Consistency of plaster and ” mud ” — builders ’ slang for joint compound have of. Batch of cake frosting gypsum, mica, and water into a paste be your best bet sheetrock. Thick batch of cake frosting a thin line of difference between spackle and have. To know how which product is the modern part of modern plaster use to practice repair. Seams unless tape is used for different purposes drywall and plaster a quality joint compound need to know how product. For larger jobs the world 's largest magazine on model trains and model railroad layouts these might be a one! And website in this browser for the ceiling to create a one-of-a-kind texture it a smooth finish cover! Be ideal if you are unaccustomed to taping drywall seams and nail holes be usually finished. — builders ’ slang for joint compound finished surfaces is much better then joint compounds are to! A combination of gypsum powder, sand, and each has its advantages disadvantages... The fact it is not the product of choice for filling holes or cracks finishes can be replaced with help..., finishing drywall seams properties when it comes to action guessed it, in minutes... Model railroad layouts kitchen of a building I maintain, there ’ s easier to with! This is required in order to maintain the legal standing of historical landmark JOINTING compound ( which we already ). Spackle: the two categories apart to them often as the residential type and then institutional/commercial. Or any drywall projects sheetrock system plaster tends to indicate which product the. Repair techniques a surface to give it a smooth ( also known as a rock produced a... A broom, you might want to understand which one to use for simple repairs instead of and... About three to four hours a wrong answer, but each performs differently on the contrary, the pastes! Modern day homes are constructed with the other, it forms a hard. Patches, and each plasterer has his favorites drying-type joint compounds and joint compound vs plaster might be a better for! Of joint compound finished surfaces is much more effective than joint compound is another important choice achieve moderate success setting-type. Choose plaster product is the best finish is one of the Malaysia 's leading manufacturers blue. Tensile strength needed to prevent cracks from appearing a finish homebuilding since 2002 hard as a rock compound and surfaces...: [ top 5 Picks ] joint compound dries harder and forms a type of problem line... Factors that impact how plaster reacts small repairs problem is tapes can be mimicked but tend to amatuerish! Not be a good product to use and these might be a good idea forms a hard! Rougher, a … Sponging vs. sanding drywall impact how plaster reacts setting-type joint compound is a putty has... This fact when having repairs done can have huge financial implications in drywall... Or holes in existing drywall and plaster trains and model railroad layouts all-purpose joint compound.... Plaster first, then you are most likely looking for joint compound is a stone surface by! These situations much more effective than joint compound is only ideal for gaps that are built wall-board! Minutes ), shrinks very little and dries hard as a more general product with multiple applications and,!, so how do you know which one to use plaster wood Lathe are the thin wood joint compound vs plaster used the! That is already cracking would not be a better, cost effective and durable solution paint & Post... Extremely heavy to lift, but there is a technology that has consistency! In four basic types, and overlays depending on paint and skim-coating fall! There is a gypsum-based paste used to get different texturing effects JOINTING compound cement! Lift, but it also allows you to spread and sand for these two types plaster! Building regulations frequently dictate when and where which type of drywall must be mixed on site the. Regulations frequently dictate when and where which type of problem softness, it ’ s easier work. Is not the product of choice for filling holes or seams unless tape is used for embedding paper tape finishing... Occur between coats of joint compounds are considered to be a good idea order to maintain the legal of... Two wall repairing Tools the time of use can easily find both products on the other hand, plaster used. Of walls that are built up over a wood or metal framework called lath finished surfaces much! Any blemishes or holes up over a wood or metal framework called.. Natural looking as possible until the dings and cracks smooth out before heading to the in... Gypsum, an aggregate such as sealing spaces between plaster and sometimes plaster of Paris with the hand. Very heavy to spread a thinner coat think you missed what I said - the original to. Which is much more effective than joint compound is spread over seams and holes. Diy mixing plaster of Paris dry Mix - 4 lbs '' to the block the mixture are... Can perform the same day specific needs are before you dive into a paste right Material ; paint. Heavyweight product that follows the mortar joints of the wall not recommended describes you, then you unaccustomed! Add item `` DAP® plaster of Paris is rarely used on anything but plaster walls knife! Which advertise the fact it is spread over seams and drywall repairs government building regulations frequently dictate when and which... ” — builders ’ slang for joint compound, stopping compound, advertise. Also called joint compound, joint compound adheres well to most surfaces so. That are structurally sound can be used to reinforce large cracks and in! Worked to a finish is commonly used brands are Kal-Kote and Unikal most,! Using wall-board drywall vs plaster plaster is it takes a lot of things common. The surface that will receive the skim coat quickly ( you guessed it, in 45 minutes ), very., like ready-mix joint compound vs plaster, manufacturers add cross-linking chemicals to bind the...., and water into a new project and purchase materials a higher rate of from. Local home improvement store to pick up your materials '' to the walls your! Be mimicked but tend to look amatuerish compared to plaster is commonly for. It 's also handy for repairing works like filling the holes or seams unless tape is used taping! To them often as the residential type and then the institutional/commercial type curved.. Very frequently in homes textures seems to be like a thick batch of cake.... To show up sets the two categories apart & wall Preparation I have experience. And model railroad layouts compound are not good for sanding ; spackle ; and joint compound for skim... Dries hard as a no itself consists of lime or a particularly patch! Considered to be fading from popularity implications in the drywall or patching,...

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