QA

Quick Answer: How To Tape Inside Corner Drywall

Do you tape inside corners when Drywalling?

For a professional finish, you have to tape, then wait. The average house has as much lineal footage of inside corners as it does flat seams. A good system for taping and mudding inside corners improves the look of every room and saves time. A quality drywall job starts with careful planning.

How do you tape drywall corners with mesh?

Using mesh tape: If you use mesh tape on inside corners, apply it before the compound. Push the tape tight into the corner so it is centered and free of wrinkles. Generally, the paper tape is embedded in a layer of joint compound and then covered with one or two thin coats.

What happens if you don’t tape drywall?

What Happens If You Don’t Use Tape on Drywall? If you don’t use drywall paper tape when sealing drywall joints with “mud” then your coat of mud will crack and fall out of the joint. Joint compound without paper tape is prone to warping as it dries, making a professional finish difficult.

Can you use mesh tape on inside corners?

You can use mesh anywhere except inside corners. But mesh tape has one weakness (literally): It’s not as strong as paper. To compensate, you have to cover it with setting-type joint compound, which is stronger than premixed compound (see tip below).

Can I use corner bead on inside corners?

The answer, though, is simple: They cheat. They use a rigid material called corner beading, which can be made of metal or plastic. Inside corners don’t need as much protection, so drywallers cover them with regular drywall tape.

Do you mud before mesh tape?

While it’s fairly simple to position mesh tape over a dry joint and then apply your first coat of mud on top, mesh tape is thicker than paper tape and can result in more noticeable joints when the wall is painted.

Is it better to use mesh or paper drywall tape?

In general, paper drywall tape is slightly stronger and more versatile, but mesh tape has a more manageable learning curve and better moisture resistance. It comes down to personal preference: Use the tape you’re most comfortable with.

Which is better paper tape or mesh tape for drywall?

Most drywall tradesmen will say that paper tape is stronger than mesh drywall tape. Paper tape is better at preventing cracking along drywall seams. Paper tape folds easily and therefore is easily applied to corners to allow for crisp inside 90° corners. Paper tape can be applied with all purpose drywall compounds.

What size gap can drywall tape cover?

Another situation that calls for filling is a drywall gap between sheets that’s more than about 1/2 inch wide. If you tape over a wide gap like this without filling it first, the tape will flex, and the joint compound covering it will chip away.

How do you tape drywall outside corners?

Steps: To tape outside wall corners, start by attaching a metal or plastic corner bead to the drywall corner. Scoop some pre-mixed joint compound onto a hawk, then apply the compound to the wall corner with a 6-inch drywall knife. Smear the compound down the wall, completely covering the wall corner and corner bead.

Is it OK to overlap drywall tape?

DON’T overlap drywall tape. Applying a single layer of paper tape will help minimize any chance of ending up with a bulge in the finished wall.

What happens if you don’t tape drywall corners?

What Happens if You Don’t Tape Drywall Corners? Drywall loses some of its fire resistance when drywall seams are not properly finished with tape and joint compound. A gap in your drywall—even if it’s hidden behind trim—is a greater fire hazard than sealed joints. It may even be against the building code in your area.

What can I use instead of drywall tape?

Mesh Tape. Fiberglass mesh tape offers a few advantages. First, it is easy to use. Just tear a piece off the roll and lay it on a layer of wet joint compound.

Can you use fiberglass drywall tape for inside corners?

Fiberglass tape is ideal for patching holes in drywall as well as a paper tape substitute.

Which is better paper or metal corner bead?

Paper-faced corner bead makes taping outside corners a snap Outside drywall corners have traditionally been protected with nail-on metal corners, but paper-faced corner bead is simpler and resists cracks and chips better.

Should I sand between coats of drywall mud?

In most cases, you should sand between coats of mud. Check the guidelines for your mud, but you will usually need to leave it at least 24 hours to set. After the first and second coat, just remove any bumps or lumps of mud. You don’t need to get a perfect finish at this point.

How big a gap can you fill with drywall mud?

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.