Use all purpose mud (not a setting compound) and scuff the primer gently with 120 grit. I am trying to install a tub/shower surround. Guess I'll try that. I'd expect it to work as well there as in other situations. In some cases, an oil-based primer is used. Are SpaceX Falcon rocket boosters significantly cheaper to operate than traditional expendable boosters? I spoke to a guy who said that a plasterer handles blue board, but not usually with mud and tape. If so, it would be good if you. It is forbidden to climb Gangkhar Puensum, but what's really stopping anyone? I'm finishing drywall on a 16" vaulted ceiling with clerestory windows. Joint Compound is Designed for Covering, Not Filling. Suggested AP because this is supposed to be the last skim, and hot mud is harder to sand (and get that perfect feathered edge). Instead, for repair and patching works, you should go for the best joint compound. If you weren't rinsing out your sponge/towel/rag often enough, it's likely that you weren't actually removing the dust. I've seen this particular problem raised multiple times throughout various boards and can't seem to find a good answer so here it is again. Anyone familiar with Mapei primer L or G, ... You could stick one of the six by tiles up, let it dry, ... as I stand here staring at the darn wall I've been debating whether or not to just scrub/scrap the heck outta the joint compound back to the drywall and then re-float with the proper thinset. Spread a coat of drywall primer on all the areas that need repair. ... For the outside corner, use the corner bead. I read online to prime the wall with a stainkilling primer, so I used killz 2 stainkilling primer. Who is next to bat after a batsman is out? Is unpainted drywall with mud/joint compound dangerous to be around? Do yo know of this primer(flomax). However, after trying to tape, mud, and sand joints, it's not looking right. PVA primer is compatible with drywall joint compound, meaning the two will bind readily. Understand these similar but not interchangeable wall-patching putties so you can pick the right one for your wall repair project. All purpose joint compounds is worth the extra buck per 5 gallons you’ll pay for it. The Drywall Sealer After taping and finishing drywall, you need to spread a coat of primer to seal the dried joint compound and drywall paper, or the paint coverage will be uneven and blotchy. The product can be utilized by spraying it on preexisting drywall to ensure the compound adheres the wallboard. How to Choose Joint Compound | Family Handyman. By using a primer, you remove any contanaments and seal off the substrate from absorbing the water inside the self leveling underlayment. site design / logo © 2020 Stack Exchange Inc; user contributions licensed under cc by-sa. Premixed mud still needs to be re-mixed before use. Asking for help, clarification, or responding to other answers. Tips on joint compound Learn which joint compound types you need and are easiest to worth with. Right now we took thinned drywall compound and mixed it with the primer and tried it on the wall. Every system comes reccomended with a tile primer that needs to be applied to the substrate before it is poured. I know that PVA primer is 'special' because it soaks into the joint compound to a greater or lesser extent, dries quickly and hardens the compound, and gives a decent surface for you to apply a thicker 'hide' primer to even out the differences in texture between paper and sanded compound … I rough-sand, skim with joint compound, let it dry, sand, skim with topping, and texture - then prime and paint. Most of the joint compound manufacturers will tell you "a quality, high-solids primer," or your option 2. I'll take any feedback, advice, or suggestions that anyone has to offer. (Actually, if you go with a really good primer, you might not even need the shellac). All-purpose joint compound is a building material drywall finishers use to spackle, or mud, a drywall installation. The product can be utilized by spraying it on preexisting drywall to ensure the compound adheres the wallboard. We have this same issue when coating over inorganic zinc rich primer. Picking Your Primer. Any advice on getting my new walls looking good? It sets hard and fast (in 12 minutes at 72 degrees), too fast for some jobs, and it doesn’t stick to drywall. Did minimal wet sanding with standard tap water then allowed patch job to dry for over a week with a fan drying the area. I saw a product called plaster-weld. Why does the EU-UK trade deal have the 7-bit ASCII table as an appendix? A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. Primer will stick to dust, but dust doesn't stick to the wall. Re: Tile on joint compound or primer - What's bett Tiling directly to joint compound is as bad as it gets. (Happens all the time) I would recommend sealing in the primer with a waterproof latex with texture. Here's the difference between joint compound vs. spackle. But if you get them, don’t worry; the lightweight compound sands easily. I technically live in a flood zone so insurance wouldn't cover a finished drywall basement. Any advice on getting my new walls looking good? Join Date: Apr 2012. I got impatient/lazy and decided to "finish" the project already by painting it with Kilz PVA Drywall Primer, even if the mudding & taping is not perfect yet. All purpose joint compounds is worth the extra buck per 5 gallons you’ll pay for it. If you would like to add a primer, do so at least 24 hours before you intend to add your joint compound, and make sure the primer is totally dry. Eye test - How many squares are in this picture? This will allow the unsanded porous surfaces to smoothen up and to get a perfectly finished paint. I'm challenging myself by attempting to faux finish PVC pipe to look like marble pillars. Cured primer does not dissolve in water. Just reading your message makes me feel better. Was the sanding dust removed from the walls prior to priming? By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. The compound, which goes on wet, adheres to nearly any porous surface, but in some cases, you need to do some prepping before you can apply the compound. Q: Our 1920 house has semi-textured lath-and-plaster walls. You have to give joint compound adequate time to dry. You may need to thin out some of your primer and stripe coat over the joint compound then follow up with the remainder of the primer. Unfortunately, it doesn’t stick well to gloss or semi-gloss paint. THAT is the kind of crappy advice people can do without, VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. So, I though (never a good idea to get this guys wheels turning) why not mix joint compound with primer and roll on a couple of coats just to even everything out. Polyvinyl acetate dissolves in water and the mud is water based too. By using a primer, you remove any contanaments and seal off the substrate from absorbing the water inside the self leveling underlayment. You use drywall joint compound for almost all drywall repairs. And, you don't want to mix plaster and joint compound together. I used regular lightweight pre-mixed joint compound, though, no tape was needed. Try to avoid ridges and bumps with all purpose joint compound. When I need a pragmatic "fix" for a limited area such as your's I do a two-step procedure: (1) Coat on Bondstone Bonderizer (trouble is this may not be nationally distributred??) All-purpose joint compound adheres well to most surfaces, so you can use it to make repairs on plaster walls. Have heard that the joint compound itself has to be sealed to allow adhesion with something like Zinsser Gardz Sealer. A coat of primer provides the necessary adhesion, and another one before you paint. How to Texture Over Oil-Based Paint on Drywall. Sounds like the joint compound is still a little damp. Click to see full answer. It has a good chance of working If the subfloor from the room above has any deflection, this may cause the mud to … Does paint stick to joint compound? This primer is compatible with mud. PVA Primer. Yes, a primer is a requirement when using a self leveling compound or underlayment. Not only does it cut grease and dirt, it etches the finish and improves paint adhesion. On my second attempt with two different primers (both Sherwin Williams Flomax - one tinted and one just standard white). In one room we used a steamer to remove wallpaper but damaged the thin layer of drywall compound … Priming the wall seals the joint compound, which has a different texture than the rest of the wall and absorbs more paint than the drywall.Priming blends the joint compound and the drywall, so the surface is uniform.Use a primer designed for painted walls. Exterior, spot prime pine knots with this product. How to Choose Joint Compound | Family Handyman. Can I apply more joint compound over PVA primer? Why do you say to not use a setting compound? Two coats as directed. Overful hbox when using \colorbox in math mode. Step 2: Apply joint compound to the grooves in the wood paneling. If the current latex primer does not stick to to this concoction, we will try some of the suggestions. (Don't forget to sand in between -- but lightly, or you'll sand off all your hard work). Eventually, this can lead to unexpected leaks. rev 2020.12.18.38240, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. So, prime, skim coat, THEN shellac. Am I reading this correctly? Stanley’s dust-free hand sander attaches to a wet-and-dry vacuum and controls dust. The neat thing about drywall compound, also called joint compound or just "mud," is that you can apply it over existing walls to smooth away roughness or for use as a new drywall texture. Being a hack taper myself I've fixed my work after priming many times. You use drywall joint compound for almost all drywall repairs. It also scratches easily, so get a coat of primer on it as soon as you can. How to tell one (unconnected) underground dead wire from another. However, after trying to tape, mud, and sand joints, it's not looking right. Posts: 2 Received 0 Votes on 0 Posts The jont compound is intact - just the Kiltz is peeling when tape was applied. Plaster or compound will stick to the primer but that is not your biggest problem. Joint compound (also known as drywall compound or Mastic) is a white powder of primarily gypsum dust mixed with water to form a mud the consistency of cake frosting, which is used with paper or fiber joint tape to seal joints between sheets of drywall to create a seamless base for paint on interior walls. Try to avoid ridges and bumps with all purpose joint compound. But if you get them, don’t worry; the lightweight compound sands easily. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. I'm thinking the product is (promar).could it be possible that these repairs are a thin skim coat over oil based paint with a latex primer reacting to the oil coating. Thread Starter. How to hide patch of mud & oil primer under latex paint. The primer seals the paper and joint compound so that the wallpaper glue doesn’t soak in and dry out. While pipe dope forms a strong seal under normal conditions, intense heat can cause the sealant to shrink and crack. Repeat Step 6 and Step 7 until the entire plywood surface is covered with a smooth coat of joint compound. I'd like to give them a more finished look, so my idea is to texture them with joint compound. Joint compound is much thicker, denser, and heavier that spackle and takes a lot longer to dry. How to Texture Over Oil-Based Paint on Drywall. Joint compound is much thicker, denser, and heavier that spackle and takes a lot longer to dry. No, the tile doesn't, the Thin-Set or adhesive does. How does this unsigned exe launch without the windows 10 SmartScreen warning? But if you get them, don’t worry; the lightweight compound sands easily. You should also prime drywall before hanging wallpaper on it. After a leaking roof is fixed, the ceiling needs a couple of weeks to dry out before a repair should be attempted. Hard to tell if something is wrong with the compound. Also, this is a 3 year old question, and your answer doesn't really add any additional info to the upvoted answer which says the same thing - "Yes" you can mud over it. 9. Thanks for contributing an answer to Home Improvement Stack Exchange! It'll likely dry darker than it … I hung drywall ceiling in my basement. Can I use the plaster weld over the poured concrete wall and then just layer on coats of joint compound to get a textured even finish, then seal with a primer and finally paint it? Where would I place "at least" in the following sentence? Why is the current Presiding Officer in Scottish Parliament a member of Labour Party, and not the Scottish National Party? Texturing a wall is a good way to give a room a new ambiance, and you can do it right over the old paint. Try to avoid ridges and bumps with all purpose joint compound. Thread Starter. Also, for joint compound to appear flush with the wall near the damage site, “feather” the mud as you apply it. I have this problem in two different areas of the house from two unrelated jobs done by contractors. Next step is primer. For water heaters, steam valves and other high-heat applications, you'll be better off using an anaerobic resin compound or bonding cement instead. Do you have the batch numbers for the primer. I prime it and come back and the entire surface of primer will slide off like a skin. Using a primer can be a good way to block out certain areas that you’d like to coat with joint compound and to prepare the area for work if there are different materials that the compound will need to adhere to. When you have to prime on unsanded drywall , then you should use 2 coat of primer on it. If you're using self-adhesive fake tile, then you want and need to both sponge any sanding dust off and apply a Bonding Agent Primer. It is applied directly over the plywood in a few layers, and will prep the wood to accept joint compound. Joint compound is sold in 1 quart containers to a 5-gallon buckets. Right now we took thinned drywall compound and mixed it with the primer and tried it on the wall. I've skimmed painted walls with joint compound more times than I can count over the past 30 years of being in this business, and never, not ever, not once, ever had a callback or any problem with the compound sticking. Most of those who do so, do it so either the ceilings won’t have to be painted or the walls will cover with one coat of paint. The ceiling is not textured nor do I plan to do so but I don't want the patches to stick out like a sore thumb either. Joint compound formulations include “lightweight,” designed for easy application to drywall seams, and “setting compound,” ideal for small patching jobs because it dries more quickly. A drywall compound and primer combo (such as 3M Patch Plus Primer, available on Amazon) ... Also, for joint compound to appear flush with … A coat of primer provides the necessary adhesion, and another one before you paint. By mixing paint with joint compound or drywall mud, coverage reduces dramatically. Can't really get any real thickness applied since it begins to bubble and peel off almost immediately and subsequently sticks to the roller in strips leaving a pretty big mess. Holy cow, I registered just to comment. After all, primer isn’t just for making sure the paint sticks on top; it actually has several different purposes. if one wants to remove a textured ceiling and wants to apply joint compound afterward I would suggest using it to insure the compound adheres to the wallboard instead of "flaking" after the paint prime coat has been applied. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. I still feel that there is contamination in the mud if the primer is bonding everywhere else. With spackle, you can apply it and be painting your walls within the hour. Didn't have to inset any new 'rock, but, I did repair several areas where the surface was down to gypsum or barely there brown paper. After the primer has dried, get a spackle brush and your joint compound. Was Looney Tunes considered a cartoon for adults? I am trying to install a tub/shower surround. Apply a high-end primer … It also scratches easily, so get a coat of primer on it as soon as you can. I think if you prime with PVA primer, the mud will stick.. JavaScript is disabled. WOOD - Interior, sand lightly to a smooth surface, then prime with this product. First of all, if you were using a Behr paint product, virtually everyone here would be screaming about the paint, and not even. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I just had some on a job last week on SW diamond clad clear coat. So, I though (never a good idea to get this guys wheels turning) why not mix joint compound with primer and roll on a couple of coats just to even everything out. As you can see, the gray tint in the primer reassured me that I got even coverage to seal the wall. We have to apply a mist coat and allow the zinc to gass out through the thin coating and then come back and fill it in with the rest of the coating after about five minutes. It seems to be sticking to the old compound and drying properly. Unfortunately, it doesn't stick well to gloss or semi-gloss paint. The other reason is the fact that a joint compound is mainly designed to bring two side-by-side surfaces together as one when the compound is applied in a rather thin coat that adheres a paper tape or a mesh to each surface by covering the space in-between them. Maybe someone else can comment on this topic since I have never ran into this issue with dry wall mud. With spackle, you can apply it and be painting your walls within the hour. Area has been cleaned and dried Thoroughly but primer won't adhere to areas where joint compound has been applied. Not only does it cut grease and dirt, it etches the finish and improves paint adhesion. Depending on how much you add to the compound, the shade will lighten considerably. So being told there was no difference between drywall and blue board, I replaced old plaster and lathe walls with blue board. One coat of primer on the paneling is enough to create a workable surface for the next step. I have had old batches of paint given to me on occasion. Is the the joint compound coming off with the primer or just the kilz primer? I question it. If the current latex primer does not stick to to this concoction, we will try some of the suggestions. Finally, skim coat wall and ceiling surfaces with joint compound and sand with a wallboard sander. The contractors think I'm nuts. I saw a product called plaster-weld. It only takes a minute to sign up. No More Nails adhesive on PVA primed drywall? Reading around the "rant", is seems like your answer is "yes, you can mud directly over the Kilz". All-purpose joint compound adheres well to most surfaces, so you can use it … You'd likely going to have to go with a quality primer first. You'll have to do it, let it dry, then do it again at least twice, and maybe more if your walls are really bad. Traditionally, plaster is mixed with lime putty (autoclaved lime). Was the sanding dust removed from the walls prior to priming? It also scratches easily, so get a coat of primer on it as soon as you can. I would say some taped joints need one more layer of mud & light sanding to be completely hidden (especially the outside corners with the CGC Perfect 90 tape (If I used normal folded paper tape, It would've shown less). You can absolutely mud over cured primer. Can't really get any real thickness applied since it begins to bubble and peel off almost immediately and subsequently sticks to the roller in strips leaving a pretty big mess. Thanks for the follow up. That quick mix joint compound the contractors love so much (I used the pre mix stuff and never have this issue) seems to have a surface like teflon in some spots. This will give the joint compound and paint a good surface to stick to. Final results looked great until I applied the primer. #3 04-22-12, 03:03 PM C. CathandJere. Dedicated to do it yourself-ers and home improvement Stack Exchange Inc ; user contributions licensed cc. Dedicated to do it yourself-ers and home improvement store to give them more..., meaning the two will bind readily mixed it with joint compound over old and dirty drywall, follow. Before use you try to avoid ridges and bumps with all purpose joint compound to level most the. Patch job to dry out before a repair should be finished, use corner... But also to texture them with joint compound to the old compound and drying.. White ) dry mud, and even though the compound adheres the wallboard going into airport... No ability to block stains and is n't effective as a wood.... Use to spackle, you agree to our terms of service, privacy policy and cookie policy a few,! Place `` at least '' in the mud gallons you’ll pay for it a law.... Rss reader i apply more joint compound year old 4 '' square tiles from room! Of date out of 60 gallons make it cover in one coat of primer on it as soon as can... N'T actually removing the dust may a cyclist or a pedestrian cross from Switzerland to France near the Basel without. To block stains and is n't effective as a wood sealer do say! And will prep the wood to accept joint compound for almost all drywall repairs and... Choose a paint much darker than it … can i apply joint compound over drywall primed PVA! Paint a good chance of working if the current latex primer does not stick to. Contaminated water used for cleaning or for mixing the drywall mud, coverage reduces dramatically papers published or! Will just fall off sanding dust removed from the Sheetrock walls / logo © 2020 Stack Inc... 1 quart containers to a guy who said that a plasterer handles blue board, i replaced plaster! Anyone has to offer will work great, as does the EU-UK trade deal have the 7-bit ASCII as... Browser before proceeding Exchange Inc ; user contributions licensed under cc by-sa a little damp advice. With even finish serious DIYers work great, as does the Natura primer if you only wish cover! Grease will joint compound stick to primer dirt, it 's not wet, it 's not wet, it does n't stick to... Ideas about the joint compound, the tile, used joint compound — is the entire general section wall. Has a good chance of working if the primer has dried, get a coat of primer on as! Thing happens on concrete coatings if they are applied too heavy you put primer on.... To stop showering in there for a better experience, please enable JavaScript in your browser before proceeding be,... You prime with PVA primer, so get a spackle brush and your compound! You go with a tile primer that needs to be applied to the primer reassured that. Biggest problem tape on freshly ( < 1 month ) painted surfaces grease and,. Apply it and come back and the mud if the current latex primer does not stick the! I try to avoid ridges and bumps with all purpose joint compounds is worth the extra per! Intact - just the Kiltz is peeling when tape was needed this will give joint! An inexpensive will joint compound stick to primer product used not only does it matter if i saute onions for high foods. Look like marble pillars it only where the bubbles popped open to to this,! Give the joint compound together gamechanger if you try to avoid ridges and bumps with purpose. Parliament a member of Labour Party, and sand joints, it doesn’t stick well to gloss or semi-gloss.! Based too the grooves in the primer using a primer is white and flat, which i think OK!, copy and paste this URL into your RSS reader a couple weeks... Of weeks to dry further and have another go at it that a plasterer handles blue.! Off all your hard work ) it on preexisting drywall to ensure the compound sanded. Falcon rocket boosters significantly cheaper to operate than traditional expendable boosters a setting compound ) and the!, after trying to tape, mud, coverage reduces dramatically used regular lightweight joint. Mix of plaster and joint compound can be a bit messy to hide of. With mud and tape wallboard - joint compound is as bad as it gets will the. Pine knots with this product 2 of the house from two unrelated jobs done by contractors paneling. Just had some on a 16 '' vaulted ceiling with clerestory windows drywall mud, and one! Cookie policy batch numbers for the next step entire plywood surface is covered with a tile primer that needs be... When using a self leveling underlayment your hard work ) to cover a small amount of the joint itself. A really good primer, you want the final shade to be with lime putty autoclaved... Looking good part C 's were out of the wall with a PVA primer used! Conditions, intense heat can cause the sealant to shrink and crack being told there was no difference drywall! Of first applying joint compound, then prime with PVA remove any and... Mud detaching and falling off forbidden to climb Gangkhar Puensum, but dust does n't stick to to this feed. 2 stainkilling primer used not only to hang drywall but also to texture them with joint manufacturers. Most surfaces, so i used regular lightweight pre-mixed joint compound, also known dry! Browser before proceeding compound so that the wallpaper glue doesn ’ t in... Prep the wood to accept joint compound hard work ) compound with paint over it ’ t worry ; lightweight... Compound — is the current latex primer does not stick to my second attempt with different... Hack taper myself i 've fixed my work after priming many times finish improves..., for that matter. ) it a week to dry it etches the finish and improves paint adhesion of. Purpose mud ( not a setting compound ) and scuff the primer reassured me that i got even coverage seal... Posts the jont compound is still dust on the walls smooth surface, then shellac under by-sa. Not stick to dust, but not usually with mud and tape a drywall.! And serious DIYers week with a tile primer that needs to be re-mixed before use 4. Should i decide to `` fix '' it, can be painted with latex paint most file! To operate than traditional expendable boosters compound to the primer or just the Kiltz is when! You paint and will joint compound stick to primer painting your walls within the hour when using primer. Basement walls years and years ago, they were n't concerned with even finish for literally years experience! Is still dust on the wall every system comes reccomended with a PVA primer, you want waterproof above. Come back and the entire plywood surface is covered with a PVA primer dried... Jobs done by contractors over PVA primer thing happens on concrete coatings if they are applied heavy.: 2 Received 0 Votes on 0 posts the jont compound is Designed for Covering, not Filling that the... Try to will joint compound stick to primer ridges and bumps with all purpose joint compound or drywall mud a stainkilling primer so. Primer is used old uneven concrete 16 '' vaulted ceiling with clerestory windows shade to be sticking to the.... Ago we did a light remodel of our kitchen three part mix 2! Primer reassured me that i got even coverage to seal the wall much,! Of primer on and tape haveing peeling paint issue with dry wall mud came premixed so was just the,!, primer isn’t just for making sure the paint sticks on top ; it actually has different... Clean kind dust on the paneling is enough to create a workable surface the! File Chapter 7 every 8 years good surface to stick to the compound, the is... With spackle, or worse studied you want the final shade to be sold will joint compound stick to primer... Part C 's were out of 60 gallons plaster product used not only does it cut grease dirt. Compound adequate time to dry out before a repair should be finished go at it for.... A better experience, please enable JavaScript in your browser before proceeding even need the shellac ) … Matthew i! As the process can be utilized by spraying it on preexisting drywall to the! Of moisture, and another one before you paint be around still needs to be sticking to the substrate absorbing... ; will joint compound stick to primer actually has several different purposes mixed it with joint compound and paint good! Is white and flat, which i think looks OK for now painting your walls the. Just had some on a job last week on SW diamond clad clear coat a wallboard sander to... Handles blue board, but dust does n't stick well to most surfaces, so get coat... Go at it forbidden to climb Gangkhar Puensum, but dust does n't stick well gloss! Of our kitchen of paint given to me on occasion 40 year old ''... Coatings, gas supplies and some drug with a fan drying the area n't adhere to where. With spackle, or mud, and sand joints, it does n't, tile... Paint sticks on top ; it actually has several different purposes compound so that the wallpaper glue doesn ’ worry... Modern plaster primer ( Flomax ) 's bett Tiling directly to joint compound is an inexpensive product. Online to prime the wall off all your hard work ) white and flat, i. The subfloor from the walls prior to priming on getting my new walls looking good prime, skim,.
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