skim coat
#1
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skim coat
I am removing my popcorn ceilings and am not sure if i am going to do knockdown or leave smooth. My question is if i need to skimcoat do i use full strength joint compound or should i water it down some? Thanks
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The choice is yours to make the end product will be the same either way. Some of my guys like to mix a small amount of dish soap, they say it comes out smoother to where they barely need to sand.
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Skim Coat
I'm also skimmimg some walls. What should the consistency be after thinning the j/c? Also, I couldn't get all the glue off from the wallpaper. Should I apply a coat of oil-based primer before I skim?
thanks
thanks
#5
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I don't know if I have the words to describe the correct thickness of thinned down mud. IMO thinning the mud makes it a lot easier to apply. If you thin it too much you will have trouble keeping it on your knife. You can practice thinning just the mud in your pan and when it works well - thin the rest of the mud similiarly.
You really should remove all the adhesive! I guess you could apply the mud ok without priming/sealing the glue if it is stuck hard. It would be a bit of a mess if any glue come loose into the mud.
You really should remove all the adhesive! I guess you could apply the mud ok without priming/sealing the glue if it is stuck hard. It would be a bit of a mess if any glue come loose into the mud.
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Skim Coat
I hear you on the Adhesive. I have tried DIF, Vinegar/Water, etc. It just won't come off. Somebody told me I should Oil Base prime because it will not allow the glue to re-activate. They also said that by using a water based primer or just skimming over you may re-activate the glue & cause bubbling or cracking.