How do you fill gaps in floor and drywall?

Caulking. Use silicone caulk to create a waterproof seal. If you're fixing a gap between a tile floor and wall, such as in a shower or a bathroom, go with a silicone caulk so you can create an airtight, waterproof seal. Look for silicone caulk at home improvement stores, hardware stores, and online.
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How do I fix the gap between subfloor and wall?

An easy way to remedy this is to fill the gap between the wall and subfloor with caulk. The caulking should be rated for moisture and mildew resistance. It also must be flexible to allow for movement when the structure shifts. An exterior-based caulking is sufficient.
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Should there be a gap between drywall and floor?

Drywall should definitely not touch concrete as moisture will wick (ie flow up the surface as in a candle/lamp wick) into the drywall and encourage mold growth. 3/8" should be sufficient - your prop up plan is not only appropriate, but a common technique used by drywallers.
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How do you fill the gap between wood and drywall?

  1. Buy an acrylic silicone caulk. ...
  2. Fill the gap with as much caulk as you can without letting any protrude from the gap. ...
  3. Use your finger or a narrow tool to press the caulk deep into the gap. ...
  4. Allow the caulk to dry.
  5. Embed paper drywall tape in joint compound over the drywall side of the joint.
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Should I use caulk or wood putty?

You should use caulk to fill gaps or joints between trim pieces and/or drywall. Use wood filler, or spackling, to fill nail holes, dents, and cracks on wood trim. Caulking and filling holes on wood trim takes time. So, don't try to rush it.
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How to fill gaps in your drywall



Should I caulk between baseboard and floor?

Protect Your Baseboards' Beauty and Longevity

Worse yet, the damage can creep up into the wall. Dirt and grime can accumulate in the gap at the bottom edge of the baseboard and eventually leave the floor looking grungy even after you mop. Caulk at the bottom of the baseboard reduces the risk of this happening.
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Is it OK for drywall to touch the floor?

Drywall should NOT touch the floor. Allow for floor and wall expansion without cracking the drywall by keeping a 1/2-inch (1.27-cm) space between them. This space also aids in preventing moisture from seeping if the floor floods.
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What should I put between drywall and concrete?

The solution is covering concrete with a vapor barrier, which acts like a resistant cell membrane instead. With a shield in place, the drywall is safe. Typically, a stud wall is then installed against the concrete, but furring strips are quick, easy and take up less space.
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How do you seal a gap between a garage floor and drywall?

Though there are many caulk options, urethane caulk works best for expansion gaps. To apply the caulk, cut open the caulk tube at a 30-degree angle equal to the gap. Use a smooth and even motion to fill the gap between slab and wall. Make sure you smooth out the caulk using an old spoon or something similar to that.
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What do you use to fill subfloor gaps?

A floor leveler is a cement-based product that either comes pre-mixed or can be mixed with water; a floor patch is usually used to fill small holes, gaps, and cracks. You can apply these products as you would with any other subfloor filler.
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Why is there a gap between basement wall and floor?

This joint, where your basement wall and floor meet, is known as a cove joint. It exists due to the way that a home's foundation is poured. After your foundation footings are built, your basement walls are poured so that they slot into a keyway. This helps keep them properly aligned.
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How big of a gap can caulk fill?

A single bead of caulk can fill gaps up to 1/4 inch. If the gap is slightly larger than this, fill it with a bead of caulk deeper into the gap, but not flush with the surface. Wait until the caulk is completely cured before coming back to put a surface bead on.
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How do you fill in baseboard gaps?

Fill outside corner gaps with spackling compound, wood filler or drywall joint compound. Work it into each gap with your fingers, allowing it to overfill and bulge out. Scrape it flat with a razor knife before it hardens. Let the filler dry, then sand the area by hand with 150-grit sandpaper.
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Why is my floor separating from the wall?

Gaps between your walls are often caused by a home's foundation settling into poorly compacted, moisture-softened, or shrunken soils below the structure. Few issues can make a homeowner's heart drop quite like noticing a gap between the walls and floor (or ceiling) of a property.
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How big a gap can you fill with drywall mud?

Setting-type compound (the bagged kind you mix vs. the drying-type you buy premixed in a bucket) will easily fill a 1/2" gap without cracking. Make sure you load up the gap well before applying your tape, then finish it as you would any other joint.
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How thick can you apply drywall mud?

The average thickness of Sheetrock mud is about a quarter of an inch (0.64 cm). However, you can apply it up to a thickness of 12 centimeters (4.72 in). It would be best to keep it flush with your walls, so the thickness may vary depending on the spot.
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Can I use spackle instead of caulk?

To sum up the difference between spackle vs caulk, caulk is to be used to fill in corners and gaps between two materials, whereas spackle should be used to fill nail holes and other damage on flat surfaces (walls and/or trim). Spackle can be sanded and caulk cannot.
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What is the difference between spackling and wood filler?

Spackle is primarily used on drywall and plaster, while wood filler is mainly used on wood. This is by far the main difference between these two patches.
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How do you fill gap between foundation and wall?

Here are the steps to fill a gap between a foundation and a house:
  1. Clean the gap.
  2. Install the backer rods.
  3. Apply the sealant.
  4. Smooth out the sealant.
  5. Allow the sealant to cure.
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