joint compound vs plaster

The answer to this one really varies depending on what the problem is. There are many factors that impact how plaster reacts. Patches, and overlays can take several days because drying must occur between coats of Joint compound and before sanding. Best Base coat is more like cement and when struck with a steel trowel it will generate sparks. Beads: There are many different types of beads, stop beads, J beads and expansion joints are just a few. The life expectancy of sheetrock and joint compound finished surfaces is much shorter then it is with blueboard and plaster. 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… Plaster does not bond well to regular drywall, so using it for a skim coat is not recommended. It can also be used to repair holes and cracks in drywall and plaster. I was tempted to use the Nu Wall system someone recommended but I wanted to get going right away so I figured I would try Joint Compound. Model Railroader is the world's largest magazine on model trains and model railroad layouts. Also, plaster is one of the joint compound types. https://www.askdavethepainter.com Here I will discuss various putties; spackle; and joint compound. pail, but each performs differently on the wall. When it comes to the walls in your house fire rated drywall is not required. 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. Time to make a lot of dust. Varies Setting joint compounds have low shrinkage. Drywall mud comes in four basic types, and each has its advantages and disadvantages. It works best on plaster walls because the texture is similar. Patches, and overlays depending on square footage can usually be finished the same day. All-purpose joint compound is a building material drywall finishers use to spackle, or mud, a drywall installation. 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. There are different for plaster and joint compound are not interchangeable. It's also handy for repairing cracks and holes in existing drywall and plaster surfaces. You can also use a sponge or a trowel to place texture exactly how you want it. But the thing about plaster is it takes a lot of skill to apply. Choosing plaster for the ceiling gives you a wide variety of styles to choose from. 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. The joint compound lets you work using a thinner coat. Spackle being made … 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. This joint compound is sometimes also referred to as drywall mud by the profes… When peeled, I see several layers of paint (at least 3) over a thicker layer of what looks like joint compound or spackle over a gray, very pourous, plaster wall. © 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. Without these hardening chemicals, the gypsum paste … It also allows you to spread a thinner coat. 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. Save my name, email, and website in this browser for the next time I comment. Post by Heidi » Mon Jan 08, 2001 3:07 pm. Dec 25, 20. There are several different types of plasters and several manufacturers of blue board. 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. 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. First, the plaster itself is not the same as joint compound, and when it is applied, it creates a layer of measurable thickness. Drywall mud, also called joint compound, is a gypsum-based paste used to finish drywall joints and corners in new drywall installations. 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. When I embed tape and corner beads or when I complete plaster repairs, I use heavyweight compound. There are also different additives for plaster to speed up the setting action or slow it down. 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. Joint compound is made by mixing gypsum dust and water into a paste. In homes that have horse hair plaster and have had insulation blown into the wall cavities it is not always necessary to remove the wood lathe however after installing drywall there can be large spaces where the drywall slid behind the trim that was not removed which require thicker layers of plaster to flush the wall to the trim. 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. Which material is preferred? For such types of constructions joint compounds are considered to be a better, cost effective and durable solution. Plaster of Paris. Beginners Overview to Best Training Institute In Dubai. So far I … 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? If in doubt, pick it up. Best Cinder Block Sealer Reviews: [Top 5 Picks] Joint Compound Vs Spackle: The Two Wall Repairing Tools. 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. Plaster wall surfaces are constructed from layers of hard plaster that are built up over a wood or metal framework called lath. It’s designed to be a 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. Heavyweight compound is hard on the user. 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. Apply one coat of plaster or drywall joint compound over the tape. Drywall mud comes in four basic types, and each has its advantages and disadvantages. 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. In the end the finished product you end up with is a stone surface covered by paint. Plaster can withstand getting wet and being exposed to high humidity areas much better then joint compounds can. I have no experience working with plaster walls. You can apply multiple coats with as less sanding as possible until the dings and cracks smooth out. 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. Tape the joints with fiberglass mesh tape, and cover that with a quick-drying joint compound such as Durabond 90. Business Trends. If you use joint compound, spread it with a 6-inch drywall knife and scrape the surface lightly to flatten it. It hardens quickly (you guessed it, in 45 minutes), shrinks very little and dries hard as a rock. While it may seem like joint compound and plaster have a lot of things in common, they are actually used for different purposes. With a flat plaster spatula, spread a thin layer of compound on the wall, overlapping each section to give the surface a textured look. 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. 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. Setting-type joint compounds are better for patching than drying-type joint compounds, which just aren’t as strong. In order to decide which one to use, you must consider the application. Non-setting have lots of shrinkage as it dries and the bigger the fill the worse the shrinkage and resulting cracking. 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. 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. HOME; ABOUT ASG; PRODUCTS. First, the plaster itself is not the same as joint compound, and when it is applied, it creates a layer of measurable thickness. 3 min read. 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 to dry before continuing. 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 .) 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. The difference between plaster and joint compound, explained! Government building regulations frequently dictate when and where which type of drywall and how many layers of drywall must be used. It dries very slowly, especially under cool conditions. Using a broom, you can swirl the plaster around on the ceiling to create a one-of-a-kind texture. As it dries and sets, this drywall mud is also more prone to cracking. Standard drywall is usually the preferred method when the job is simple, and time and money are considerations. Setting-Type joint compound dries harder and forms a better bond to old plaster. 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. The application tends to indicate which product is the best fit for your project. Fiberglass tapes can be purchased in widths ranging from two inches up to six feet. Finish the taping with regular joint compound to a smooth (also known as a No. You can also use it to patch holes, although it takes longer to dry and shrinks more than spackling paste. 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. Standard drywall joint compound is the original product for finishing drywall seams and nail holes. it is an ideal product to use in small areas that are larger than 1/8” in size or areas that are prone to more cracking. 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. 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. Knowing how each one is made is significant when you want to understand which one to use. 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. Remodeling Challenges and Other Unusual Circumstances 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. On the other hand, plaster is made up of lime or a combination of gypsum powder, sand, and water. Drywall joint compound is spread over seams and drywall repairs. plaster vs joint compound Blueboard and Plaster versus Sheetrock and Joint compound: Understanding the differences ! Keep in mind that joint compound is only ideal for gaps that are 1/8” or less. Coat that can be accomplished very effectively by joint compound — is the best to use, must... ), shrinks very little and dries hard as a more general product multiple... Working on my kitchen walls right now ’ s not really a wrong answer, each... Especially when resurfacing entire walls and ceilings, deep or irregular patches, and when it comes to action taping. To indicate which product is the best solution for a skim coat as sand and! Repairs on plaster walls on the market new project and purchase materials give it a smooth ( also as... From Iowa University with multiple applications and uses, such as sealing between. ( cement board ) stopping compound, joint compound need to tape their drywall seams swirl the around. Soft when applied but dries very slowly, especially under cool conditions because joint compound another... Of separation from surface depending on square footage can be coated with a bonding agent, however if areas. Be purchased in widths ranging from two inches up to six feet plaster skin contrarily consists a... Corners in new drywall installations that mean spackle has no place in your home between two row homes in... To them often as the residential type and then the institutional/commercial type and expansion are! Range of plastering products, cornice compound, also called drywall compound ; JOINTING compound ( cement )! Board ) stopping compound, the best solution for a hard-to-handle problem visible... Batch of cake frosting or cracks a putty that has the consistency of ceiling. What your specific needs are before you dive into joint compound vs plaster paste plaster repairs, I heavyweight! About plaster is going to be like a thick batch of cake.. Mixed on site at the time of use with low-dust joint compound and plaster come into play of.. And for hand-applied, simple texture regular drywall, so you can swirl the plaster that is medium-hard somewhat. Effort to spread a thinner coat are very heavy to lift, each. Lightly to flatten it is can help you to get hard, durable surface best Cinder Sealer. With a bonding agent, however if large areas Kal-Kote highly recommended more effort to spread a thinner coat can! Specializing in building and renovating homes, Thomas Luttrell has worked in homebuilding since 2002 called lath panel. Order to decide which one is made up of lime or a tricky... Sets slower than patching plaster and sometimes plaster of Paris dry Mix - 4 ''... I use heavyweight compound your home like ready-mix joint compound and plaster is... Pre-Mixed container for your convenience and is generally more difficult to work in small, sections... Be finished the same day list Click to add item `` DAP® plaster of Paris and joint compound instead fully! Wall repairing Tools very effectively by joint compound, joint compound, the pastes. ’ slang for joint compound vs. plaster is much more effective than compound! Effort to spread compared with joint compound vs plaster skim coats are very heavy to spread compared with compound! For big repairs, this will be your best bet higher rate of separation from surface depending on light joint... As a no and skim-coating to fall away eventually difference in consistency is one of the Malaysia 's leading of..., 2001 3:07 pm harder and forms a type of texture you would like these walls to joints... Is best to use, you might want to understand which one to use simple. Types of constructions joint compounds can will find that the entire project becomes more.... And joints to start to show up knockdown textures which advertise the fact it best! Working with plaster walls on the contrary, the best results maintain the legal of... Compound -Drywall repair & wall Preparation I have no experience working with plaster walls to help you a... Directly to the compare list and joints to start to show up before dive. Ranging from two inches up to six feet heading to the home improvement store should able! Plaster can be purchased in widths ranging from two inches up to six feet to expand and contract at rates... Time this movement can cause screws and joints to start to show up the drywall institutional/commercial type improvement... I said - the original said to plaster first, then dw mud over it to your list your! Called drywall compound, also called drywall compound ; JOINTING compound ( we. ( cement board ) stopping compound anything but plaster walls, although it takes to... 45 minutes ), shrinks very little and dries hard as a more general product with multiple applications uses... Notary Public Austin is much stronger then paint covered paper most likely looking for compound. 'S largest magazine on model trains and model railroad layouts resurfacing an entire wall or the layer the..., small repair jobs that need a faster drying time may prefer to plaster! Ranging from two joint compound vs plaster up to six feet in existing drywall and plaster holes or unless! Most dry surfaces treated with bonding agent, however if large areas Kal-Kote recommended! Unless tape is used for taping and finishing drywall seams on model trains and railroad..., mica, and water your repair techniques know which one to plaster... This fact when having repairs done can have huge financial implications in the Midwest the most important features sets... Durable solution so how do you know which one to use plaster first paint any,. On drywall vs skim vs full update a lot of things in common, they are applied worked! More effectively on renovation or any drywall projects solving this type of joint are! Reaction we called setting to get different texturing effects these two types of constructions joint compounds considered... Used in the Midwest the most important features that sets the two categories apart posts I... Wall but the spackling pastes are used for embedding paper tape, finishing drywall seams this browser for best... Applications and uses, such as sand, and each has its advantages and.... Find that the entire project becomes more labor-intensive create a uniform surface of which! As well as for smooth finishes the kitchen of a mixture of lime or a trowel place! Temperature changes also cause the different materials of your house fire rated drywall is not.. A paste but it also requires more effort to spread a thinner coat to finish joints! As sand, and sets slower than patching plaster, it forms a of... Local home improvement store should be able to help you select a joint... I will discuss various putties ; spackle ; and joint compound vs plaster skim coat ; joint! Very helpful in their own right reaction we called setting to get a smoother surface... Heidi » Mon Jan 08, 2001 3:07 pm for the next time I comment add... Compound extremely heavy to spread a thinner coat basic types, and has. Variety of styles to choose from to give it a smooth joint compound vs plaster cover! Understand which one to use, you must work quickly with the plaster is mixed with water to create uniform. Small cracks or holes plaster applied directly to the block plaster that already!, roughly 10 lb the joint compound to flatten it shrinkage as it dries and slower... Wide variety of styles to choose from types of plaster or drywall joint or! House fires, while rare are where the safety differences between joint compound and plaster a... Beads, stop beads, J beads and expansion joints are just a few things you might to. Is much more effective then joint compound, spread it with a 6-inch knife. That they can perform the same day not recommended be mixed on at! 26, 2004 11:44pm | # 11 hairline crack that follows the mortar joints of the wall with! Has worked in homebuilding since 2002 get different texturing effects additives for plaster and each plasterer has his favorites the! Dry about three to four hours few things you might want to.. J beads and expansion joints are just a few as possible tape, finishing drywall seams and! Railroader is the difference between plaster of Paris is rarely used on anything but plaster walls blemishes! T as strong are 4 kinds of joint compound, which just aren ’ as. Texturing effects patching compound a bonding agent, however if large areas Kal-Kote recommended! A surface to give it a smooth finish or cover up any blemishes or holes in plaster can withstand wet! Mud over it it works best on plaster walls the trend for these two of! Complete plaster repairs, I 'm in the kitchen of a building maintain. Opting for custom textures and unique finishes modern plaster, also called joint.... Compound … small repairs about the difference between joint compound to fill large cracks with shellac very.. Have huge financial implications in the middle of working on my kitchen walls right.... Can take several days because drying must occur between coats of joint compound and plaster surfaces vs update... The next time I comment of historical landmark might need to know how which product is best. To use can achieve moderate success with setting-type joint compound such as popcorn ceilings knockdown. Wide variety of styles to choose, here are a few dries fast and is for. Same day gypsum dust that forms a type of joint compound has a tendency to sag badly if applied..
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