STEP 8: sheetrock Do the knockdown. Attach the knockdown knife to an extension pole then glide sheetrock the edge in a single patern straight line down the surface. Knock it down in the same order you applied it. Wipe the edge of the drywall knife with a water- dampened rag. Step 4 - Knock down the surface patern by skimming a taping knife over the surface at a very low angle. Re: New to drywall texturing can I go over an existing knock down with same texture? It is easy to apply a uniform knock down texture on a new ceiling , but it is challenging to match an existing knock down pattern make the repair unnoticeable.
As you move the knife, lightly knock off sheetrock the tops of the bumps created by the slapbrush. I would do the skim coat on the old walls, that way it how would end up all looking the same. And I prefer premix over bag of mix. Pull the knife up from the floor patern to the midpoint. patern Low odor easy cleanup water- how based knockdown texture spray sheetrock from Homax is ideal for this application. Watch out for high low spots in your surface that can lead to too much too little patern compound being skimmed off. Your goal is to simply flatten the peaks in the wall texture, not smooth it out so much as to erase it. A wide edge drywall patern knife is then used to flatten “ knock sheetrock down” the splatter in sheetrock all directions sheetrock leaving a random knockdown texture.
This is a problem in the drywall industry. Each geographical location seems to have thier own terminology as to what different textures are called. Any texture applied with a roller will not give you a knock down pattern, at least in my neck of the woods. It will give you some kind of pattern, but I wouldn' t know what to call it. Patch Knockdown Wall Texture.
how to do a knock down patern on sheetrock
Test on a piece of scrap drywall until you are comfortable with your technique. Apply the texture sparingly in a random pattern. If you wish to achieve a heavy knockdown ( 2- 3" diameter pattern), you can apply several layers of texture, or apply as heavier " bursts" of texture to the surface.