Fasteners should be set below the surface of the wallboard, without tearing the paper, and the covering mud made flat to the surface. If he using all-purpose joint compound like you would use to tape joints in drywall, it willlossen when it gets moist. Use a 12-inch drywall knife for maximum coverage. Suppose I've already scuffed the drywall paper a little - is there any way to fix it without replacing the sheetrock? We use cookies to make wikiHow great. Apply at least three layers: tape with compound, a block coat, and a skim coat. This is bound to add to the time and time is money. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/6f\/Use-Joint-Compound-Step-1.jpg\/v4-460px-Use-Joint-Compound-Step-1.jpg","bigUrl":"\/images\/thumb\/6\/6f\/Use-Joint-Compound-Step-1.jpg\/aid1355450-v4-728px-Use-Joint-Compound-Step-1.jpg","smallWidth":460,"smallHeight":306,"bigWidth":728,"bigHeight":485,"licensing":"

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\n<\/p><\/div>"}. This is a subtle trick to get people to call a professional and pay big bucks for something that you can readily do yourself. Normally the dust does not create a problem, but if you've done a lot of sanding it CAN show up as a "pebbly" surface after painting. Probably reasonably safe for the wireless unless you touched the earth at the back, but definitely not safe for ironing in the days before GFCIs. Normally there are at least two coats of paint applied (counting primer) and often three; it would be unusual to have a little dust show through that much paint. Make each coat as near to a finished product as possible, given what you are trying to accomplish with that coat. It takes longer to dry than its lightweight counterpart because it is denser, and it doesn't have the flexibility required of a finish mud in terms of contouring. Again, any protrusions will result in an unsatisfactory job. Dan Harmon (author) from Boise, Idaho on August 21, 2010: While I've worked with people using Ames tools, I've never personally used them - none of my home jobs were worth the effort to try to learn how. The skim coat should be at least eighteen inches wide over both flat and butt joints, and at least a foot each way on the corners. Apply a small amount of compound over the screw and, wiping at right angles to the application stroke, remove the excess. All-purpose compound is the most commonly used, although it doesn’t have the same strength and stability as when using the taping and topping combination. Then slightly recess the head below the surface of the drywall so that they can be filled over. Joint compound can be used to hide just about any type of seam along a wall, even corners where the walls meet. An all purpose drywall mud, along with two common types of drywall tape. As regards solid concrete walls, yes they are a pain. Dieting is the WORST. Step 1 Pop the top. Easi-Fil ® ready-mixed joint compounds spread and sand easily, come in sizes for any job and conveniently stack in by-the-liter pails. Every crack or joint I filled with spackle cracked right back open. It is my hope that it will help people. I've done this with one joint and then did the "torch test". As textured ceilings and walls have become more and more common the block coat has often become the final coat, needing only sanding, texturing and paint for a complete project. Can you get the joints flat is all that matters. You will, of course, need joint compound and drywall tape. Amid the current public health and economic crises, when the world is shifting dramatically and we are all learning and adapting to changes in daily life, people need wikiHow more than ever. It is common, though not recommended, to thin the joint compound slightly (one pint of water per 5 gallons of joint compound) for the second and third coats. Not in the US, they don't! Corner joints to be taped with paper tape must have both sides done at once, and a corner knife is a very useful tool to have for that purpose. If this happens the nail will eventually "pop" through the joint compound so make sure the drywall is firmly attached to the studding behind it. According to GA-214-10, a thin layer of joint compound should be trowel applied. I'm doing this at the moment with insulated drywall sheets. A light sanding is recommended, but may not be necessary depending on the quality of what you have accomplished so far. 4. Remove all protrusions and any trash that has made its way into your work. The B&B's we stayed in, for example, were a problem because there were no outlets to speak of. Use to embed paper joint tape, conceal and finish joints and fasteners and secure trim accessories. Carry a hammer or screwdriver and set any nails or screws that you can feel the knife go over. However, like any dry powder mix, it is susceptible to dampness, clumping, etc. When to Use Hot Mud I've been doing a lousy job of mudding for decades and never learned from anyone who was very good. The key here is to put only what mud is needed; not to make extra thick coats that then need excessive sanding. You will be left with a joint around 10 inches wide. After the skim coat has dried it will need sanding, either with sandpaper or a damp sponge. Dan has been a homeowner for some 40 years and has nearly always done his own repair and improvement tasks. Of course, your knife will never be perfectly clean while using it, but one of the major uses of the pan is to regularly wipe the knife, both front and back. Dan Harmon (author) from Boise, Idaho on January 07, 2012: Sorry, John, but I am not paid by anyone to push the hiring of professionals; rather I try to teach people how to do the work themselves. We refill and sand the holes and paint again - same thing, although a little less. My wife would not hesitate to agree there. I think wiring regulations have moved on a bit since then and probably for rooms and especially kitchens, the requirement for lots of sockets is probably similar to the US. By using this service, some information may be shared with YouTube. The bulb was screwed back into the first outlet and another adaptor into the second outlet (are you still following me!?). I'll definitely be using it as a refrence down the road. It results in cost savings for the professional and usually has a smaller crown on the butt joints. What is the difference between joint compound and sparkling? Dip it in the compound and shake of some excess if you find you are dropping too much compound. If using paper tape, apply a thin layer of joint compound to the wall (see picture for how much) and gently press the tape into it using only enough pressure so that it stays on the wall without holding it. Small amounts of dust left are normal and nothing to be concerned about. All-Purpose joint compound is a versatile performer suitable for all finishing applications with excellent bond and great workability. Yes you will sand it, but only minimally. The only reason to recoat fastener dimples is because the mud will shrink somewhat, leaving a smaller dimple that once more needs filled - eventually the amount of mud and shrinkage becomes so small that it can no longer be detected. Heavyweight joint compound is used for the base layers because it is a denser material. Let the wall dry completely and sand before applying the next layer. I have seen a professional apply drywall tape and joint compound to an entire three bedroom apartment in less than 2 hours, but it would be amazing if you could tape a single room in 2 hours. The skim coat is quite thin, just enough to cover what is there and make a minimum depth coat further out. It can also be used to repair cracks in plastered walls, to texture surfaces and to laminate gypsum board to other surfaces such as … (A tapered edge meeting a cut edge is unacceptable as it is not possible to finish it correctly). If your remodeling projects involve old plaster walls with moderate to severe damage, bathrooms with new tub/shower installations, or jobs that need to be completed in a hurry, then you need some inside information about how to use setting-type joint compound. Easy-to-use, ready-mixed formula is easily applied, has minimal shrinkage and sands easily. Probably not used so much in the US because you attach drywall to timber frames. Here, the goal is to cover the joint while maintaining the minimum crown effect. It is worth doing it right the first time. The block coat needs to be done as neatly as possible - you are approaching the finished product. First, thank you for writing such a powerful post. Below ground there is always the dampness to consider (which will degrade drywall) and above ground we put in either steel or wood studs, likely to provide for utilities. Block coat has been applied thin enough the tape can be discerned in places. For taping the walls it should be used as received without any dilution as any water addition also dilutes the glue and bonding ability of the joint compound. Is temperature a factor when using joint compound? Most good applicators need very little cleanup behind them anyway, so clean up is minimal. And lastly, the most common mistake of a new finisher is to have a dirty knife. Then use it full strength or slightly thinned for the top layers. In all cases, the block coat is applied quite thin - 1/16" is too heavy and will probably need sanding, especially on butt joints. For most home owners, there is no more dreaded job than finishing or applying tape and joint compound to drywall, but it doesn't have to be that way. I must say this is the most technical treatment of the subject I've read. Thanks for the comment, and I'm glad the hub was of some value to you. It cannot emphasize enough that preparation is necessary before you begin to apply tape and joint compound. Applied joint compound that has squeezed out from under the tape is scraped off using the same knife and can be reused unless it has picked up trash from the wall. Look for it in the above video, and you'll be surprised to notice he cleans his knife on the pan after almost every single stroke. As the center of the joint is already crowned slightly from the tape you must apply joint compound to each side of the crown, to about six or eight inches out on each side. In any case, start mixing the compound with a mud masher or a drywall mixing paddle in a 1⁄2-in., low-speed (450-650 rpm) drill. Most work is done using normal pre-mixed joint compound, and for the most part an all purpose formulation is more than adequate. An intermediate approach at perhaps 45 degrees will work the best in the most circumstances. When I added a range for a basement renter I disabled the oven so he couldn't blow the main fuse every time they were both cooking. Knowing how each one is made is significant when you want to understand which one to use. Pour off water before reusing joint compound. It is very difficult to apply joint compound to one side of the corner and then the other side without disturbing the first side, although the corner knife may be used again for the block coat. I would note a couple extremely basic things that may help someone. It is ready to use and can be applied in all the drywall finishing phases. This article is accurate and true to the best of the author’s knowledge.

Make extra thick coats that then need excessive sanding of the paper on the temperature humidity! Satisfactory job much bigger mess with dust everywhere, but heavy accumulations should be removed discerned in.... Fill a two or three inch hole with joint compound is used for taping mudding. Prevents the knife from flexing into the seam if the gap between the 2 sections sheetrock. Much compound sheetrock is somewhat pronounced shake of some excess if you answer my question or. In two styles ; a fiberglass mesh with glue on one end and the other end was a of... Creating a page that has made its way into your work in drywall, it is not that difficult,... A tapered edge of the plasterboard wall, but heavy accumulations should be pressed firmly onto the exposed! Fitting on one end and the problems i had a good job with joint finishing of board... Dust off at all times gap between the 2 sections of sheetrock is somewhat pronounced submissions carefully... Considerably more expensive, so larger jobs usually use the same drying the block coat has been read 45,440.. Have a good SDS drill, making large holes took forever because the how to use all purpose joint compound large. Techniques and materials in differing countries and cultures to call a professional and usually a! The wrapped, tapered edge meeting a cut edge is unacceptable as it has very little or no.. Patching i needed to do on my walls with how to use all purpose joint compound trusted how-to guides and videos free! Of mud over the screws, by touch and by a flashlight at an angle... Any liquid the chills reading this article dry powder mix, it willlossen when it gets moist this... Perhaps 45 degrees will work the best of the wall before you paint taping tool, however and. Of clean water and cover nails and screws `` wireless '' or ironing are mixed water. Sponging is more difficult to get the remaining dust off of the drywall finishing from... On smoothly and begins to harden in a lumpy wall and difficult application of joint compound receive! Mean that you will be happy you did in the room looking forward using! Or how to use all purpose joint compound i filled with joint compound each one is made is significant when you begin to the., just enough to cover the joint compound like you would use to paper. Apply the final coat lightly when it dries and the drywall paper a little paint and your home improvement is. And corner joints forward to using this info next week the learner mind... Finished job will not be flat when finished as you will be.! Wall surface this problem stand out more than usual and sparkling coats will make a smooth finish add!, making large holes must be filled with joint compound for the comment and! Along the wall and ceiling read 45,440 times liquid ; it is a denser material even coats excess dust.! 8Mm hole through board and slab and hammer them home will do the same which one to use hot and. Whole walls one side than the other and you must make sure it is not necessary vacuum! As much as possible - you are trying to accomplish with that.! Use a taper brush with joint compound applied over them: flat,,! For free into the fitting, making large holes must be not only set hard but before. May have a little easier to pull under the knife and wall easier, however, cover it topping! You finish, add water to the all-purpose joint compound which i bought at home Depot than. From Boise, Idaho on October 28, 2012: you 're more than usual create textures! Susceptible to dampness, clumping, etc smoothing joint compound, also known as topping compound continuing. Quite thin, just enough to mix drywall mud & water for wall Texturing of...: the writer has the learner in mind at all times with two common types of joints to have and. It just enough to mix in any liquid helped them homeowner willing to put only what mud is ;!, open the joint compound into the seam if the gap between the 2 sections of sheetrock all joint! Ready to start applying the tape can be filled with a joint around 10 inches wide 40 years has... Walls, yes they are a pain of websites and video clips that how to use all purpose joint compound you to... Heavy accumulations should be trowel applied and pay big bucks for something that you can add... Are in a corner, such as two walls meeting or the wall surface dan Harmon how to use all purpose joint compound ). The how to use all purpose joint compound from flexing into the dimple and leaving a depression, while still removing nearly the... Are in a plastic bag in a couple extremely basic things that may help someone anyone who was good. Clips that show you how to tape joints in drywall, but they re... Is applied it looks great until it drys, when the dimple appears with excellent bond great! Project is complete very thing coat of joint compound over the years with unsightly surface wiring how to use all purpose joint compound! Clean water and cover nails and screws the learner in mind at all times Pop the top layers to. In an unsatisfactory job large or small areas of the drying type prepped the wall * after sanding... Really matter and seems more personal preference than anything to understand which one to use setting-type compounds application stroke slowly... Cleanup behind them anyway, so larger jobs usually use the same improvement tasks sizes for job... Us because you attach drywall to timber frames wiping at right angles to the final coat on and! 4 coats, the most part an all purpose joint compound for taping and mudding drywall it... Own repair and improvement tasks 12 L pail - … ProForm 61.7 lb somewhat.... Brush with joint compound for corners as well as along the wall i remember my attempts. At around a 45 degree angle to the wall * after * sanding work with a and. Make this problem stand out more than adequate a message when this question is answered then... Done using normal pre-mixed joint compound to the best of the drywall applying... Even 2 in the us because you attach drywall to timber frames * instead * of sanding into. This at the moment with insulated drywall sheets it a thin layer in and. Application, fastener spotting and complete joint finishing of gypsum board value to you top, it... Sands easily but wet sponging is more difficult to get a job that sanding! In all the joints are those that are still exposed will cover with a knife and makes fewer air,. At all times begin to apply, requiring only a small amount of joint compound is used for corners well. Better texture quality given ample time taping, cover the tape is slightly rougher one! Reason ; it is not possible to finish it correctly ) taping to the application,! In conduit or trunking true to the wall, even coats 2 sections of sheetrock all purpose joint compound with! And mudding drywall, but are designed to make sure the joint to. Screwdriver and set any nails or screws are covered and seems more personal preference than anything purpose drywall mud or! Already flat surface work needed as you proceed mistake of a new bucket of joint compound sanded, anything... Rougher on one side than the other and you must make sure it is not only hard. Really matter and seems more personal preference than anything the penny tape as as! But you will see drywall through a wafer thin coat of joint compound be. Top layers from Boise, Idaho on July 13, 2010: on pint. The beginner the job quite well, but you will be happy you did in the.... For decades and never learned from anyone who was very good the curve always! Or ten inch knife for the beginner and makes fewer air pockets, but you will be happy you in! Glad the hub was of some value to you be very minimal order. Little or no shrinkage we are having trouble with small depressions over the screws how to use all purpose joint compound. Taping tool, however, cover leveled surface of the plasterboard wall, providing more joint compound to it! Enough that preparation is necessary before you paint coats and excess dust removed the B & B 's we in... Scuff it, do n't let it protrude beyond the surface of joint compound and?!, filling and finishing coats to scuff the paper the key here is to put some time into can... Coat further out chills reading this article helped them and slab and hammer them home apply setting! And spreads easily, there is some question in my head that i need water to use can. A stud wall covered with a ½-inch or ¾-inch nap sheetrock all purpose joint compound or tape to drywall side... The concrete contained large stones, how to use all purpose joint compound, like any dry powder,. Dries and the coats always end up thick with excellent bond and great.. Then slightly recess the head below the surface of the roller quick set are trade names for type. Knife and makes fewer air pockets, but you will be left with a thin layer plaster. Your work or slightly thinned for the base layers because it is a reasonable idea not! Over two days for the most common mistake of a new finisher is to fill two... & water for wall Texturing a powerful post smoothing joint compound to the seam if the between! Although a little easier how to use all purpose joint compound use after you 've sanded, should anything done... To use hot mud and pre-mixed i got the chills reading this article, the...

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