can you drywall over old drywall

Can you insulate walls without removing drywall?

You can also add insulation to existing walls without removing drywall, by cutting holes in the exterior siding. Blow either loose fill cellulose or spray foam into walls from the outside, with similar techniques. Replace the hole cut-outs, fill with wood filler, sand smooth and paint to restore the siding.

Can you apply drywall directly over old walls?

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. 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.

How do I insulate behind drywall?

How to Insulate a House Without Taking Down Drywall

• Check Needs. Check sources such as the California Energy Commission's Consumer Energy Center or the North American Insulation Manufacturers Association to find out how much insulation is recommended.
• Attics. The easiest place to add insulation without affecting drywall is in an attic, under the roof. ...
• Batt or Roll. ...
• Spray Foam. ...
• Walls. ...

Can I put a cement board over drywall?

You should never put a cement board over drywall because water can go through them. Drywalls have poor water resistance and can get mold problems easily. That’s why it’s best not to use them in showers. But you can put them on drywalls in living rooms and such. For that, you’ll need an electric drill and some long screws.

Do you have to hang new drywall?

Can you hang drywall over existing walls?

About this website

Can you put drywall on top of existing drywall?

For a ceiling that is cracked and possibly stained, a good method is to re-cover the entire ceiling with a new layer of drywall. By re-covering the entire surface of the ceiling it allows you to basically start over to achieve that nice smooth and even surface you want.

Can you install new drywall over old?

When faced with old, damaged plaster walls, one technique to dress up the room is to install drywall over the existing plaster. A drywall overlay gives the walls a smooth, fresh surface that's ready for new paint, paper or trim.

Can you double layer drywall?

Install the second layer of drywall on both the ceilings and the walls, with the sheets fitted at a 90-degree angle to the first layer. As with the first layer, cover the ceiling first before the walls. The ceiling screws and wall nails need to be longer to accommodate the extra thickness of the second drywall layer.

How do you blend new drywall with old drywall?

0:182:58How to Finish a Non-Factory Drywall Seam : Drywall Work - YouTubeYouTubeStart of suggested clipEnd of suggested clipBut all you have to do is make your mud a little bit wider on each side to help blend it in for thisMoreBut all you have to do is make your mud a little bit wider on each side to help blend it in for this job I'm going to be using some drywall mud a trowel.

Whats the difference between sheetrock and drywall?

Drywall is a flat panel made of gypsum plaster sandwiched in between two sheets of thick paper. It adheres to metal or wood studs using nails or screws. Sheetrock is a specific brand of drywall sheet. These terms are often used interchangeably.

How much does it cost to re drywall a ceiling?

The typical ceiling drywall repair costs $45 to $55 per square foot, including labor. Some minor repairs (like cracked joints, hairline cracks, and nail holes) only need joint tape and spackle. A contractor will generally charge $60 to $90 per hour, and take around 1 to 2 hours to complete the job.

How many screws go into a 4x8 sheet of drywall?

Use about 32 drywall screws per sheet of 4-foot by 8-foot drywall installed horizontally on a wall. This total is comprised of four screws on the five middle studs and six screws on each of the two sides.

Does drywall have to end on stud?

All edges of all sheets of drywall must land on a solid surface such as a stud. A hanging drywall edge may work in the short-term, but in the long-term it can result in cracks and other serious wall issues. Sometimes, the drywall does not horizontally reach a stud.

Does thicker drywall help with sound?

More thickness means more mass and more mass means better soundproofing. The 5/8″ is also more durable sheetrock versus the 1/2″ option.

How do you hide uneven drywall?

Fixing it requires applying drywall compound to the uneven area, filling in any valley in the drywall to create a flat surface. The application process is straightforward, but remember to allow time for the compound to dry properly.

Can you apply drywall mud over painted drywall?

Abrade the existing paint to promote adhesion. Scour the paint with a fine, 280-grit sandpaper, before you apply the drywall mud. Once the paint feels slightly rough to the touch, it will accept the fresh drywall mud.

Can you use caulking instead of drywall mud?

If you've got thin cracks in your drywall, you don't necessarily have to break out the drywall compound to mud the area. Caulking drywall is a much faster and easier way to repair those hairline cracks.

Can you drywall over old plaster walls?

If your walls in your house are ugly or dull because of plaster that is past its prime or not to your taste, you can cover the plaster with drywall. It's as simple as just putting the drywall sheets right over old plaster. By using some sheets you can cover up old imperfections without a lot of complications.

Can you put drywall over lath and plaster?

Lath and plaster walls can be updated to drywall by covering them, or replacing them altogether. You can cover the old plaster by installing drywall panels on top. This is the simplest and least messy way to go, but not necessarily the most efficient.

Can you hang drywall over paneling?

0:041:50Drywalling Over Paneled Walls : Drywall Help - YouTubeYouTubeStart of suggested clipEnd of suggested clipOver your paneling. Now this is a great way so you don't have to tear out all that old paneling youMoreOver your paneling. Now this is a great way so you don't have to tear out all that old paneling you can go right over the top of it.

How do you cover old plaster walls?

Apply joint compound to the plaster with a trowel in an even layer that is about 1/8 inch thick. Begin at the top of the wall and trowel the compound on using horizontal strokes only. Work across the wall and down in 3-foot-long strips until you've covered the ugly plaster.

Drywall Over Damaged Plaster

If you have cracked plaster, you can try to repair it. It is possible for an unskilled homeowner to repair the cracks, but to get a seamless look t...

Drywall Over Damaged Drywall

The last situation that may require you to hang new drywall is when you have tried to remove stubborn wallpaper from existing drywall. Did all the...

Tips to Remember When Hanging Over Existing Walls

Once you have made the decision to go ahead and re-hang, there are just a few simple things that you need to remember before you start.All of your...

How to Hang Drywall Over Top of Plaster Ceilings | eHow

Plaster ceilings are delightful characteristics of old homes. It was the preferred material for ceilings before drywall came along in the 1950s. While restoring these ceilings can keep the aesthetic value and historic integrity of a home, drywall is called on to fix many issues.

Install Drywall Over Plaster Walls » The Money Pit

TOM: OK. RODNEY: What I found behind the plaster was wire mesh underneath what appears to be wooden, like, backer (ph) slats. Now, I’m going to replace all that.

How to Drywall Over Drywall » The Money Pit

Find out how to put up drywall over old, textured drywall. Get tips on using 3/8-inch drywall and putting the sheets on vertically. Also learn how to deal with junction boxes and door jambs.

Hanging Drywall Over Plaster | DoItYourself.com

Hanging drywall over cracked or damaged plaster can give your rooms a face lift. It is not always possible to repair plastered walls, especially in old homes. Repairs take much work and can destabilize the walls even further.

Why do you need skirting on drywall?

Good skirting enhances the look of a room. It also helps to shield the wall from accidental furniture scratches. And it also covers any imperfections in the edges of the floor or walls. Therefore, if you simply install the second drywall over it, you will be essentially rendering it useless.

What is the difference between a second drywall installation and an initial one?

While there are similarities between installing the second drywall and the initial one, one main difference you will notice will be the difficulty in locating studs. With the second installation, the first drywall will be covering the studs. You won’t be able to see them. And since you need to fasten the new drywall onto the studs if you want a sturdy installation, locating them is a must.

How to find studs behind drywall?

One of the best ways of locating studs that are behind a drywall is to use a stud finder. While it will cost you money, this will simplify the stud-finding process and thus saving you time.

How much does a drywall contractor charge?

On average, a drywall contractor will charge between $0.5 to $0.75 per square foot for their services.

Do you remove window trim before installing drywall?

To avoid creating this awkward look, it is always advisable that you remove window and door trims before the installation of the new drywall. And it is only after you are done installing the second drywall that you should then reinstall the trim. Doing so with extensions that have the same thickness as the added drywall will prevent the awkward-looking appearance in cases where drywall is installed over existing drywall.

Is it better to install drywall over old drywall?

Therefore, as far as convenience and speed of installation are concerned, installing new drywall over old drywall is a better option. It is also better in terms of costs especially if you decide to hire contractors. This is because they won’t charge you the cost of drywall removal and debris disposal.

Can you hang drywall vertically?

Yes, it is ok to hang drywall vertically. In fact, in commercial establishments, it is sometimes required.

Can you add 1/4" drywall to all walls?

1/4" Drywall could be a solution. The issue would be when you add 1/4" to all your walls. You need to look at all the electrical outlets and trim that you have in your room. Adding the additional drywall could really cause issues. I would first try to remove the wall paper.

Is 1/4" drywall cheaper?

Mark, you can if it's your labor but if you are paying a drywaller a layer of 1/4" drywall will be cheaper.

Can you paint over textured walls?

We have some clients that just keep painting over it when needed. Been in place for 30+ years. We just painted over a section of it this past week. We have the painters skim coat textured walls but I don't think that would stick to grasscloth.

What to do with cracked ceiling?

Things You'll Need. For a ceiling that is cracked and possibly stained, a good method is to re-cover the entire ceiling with a new layer of drywall. By re-covering the entire surface of the ceiling it allows you to basically start over to achieve that nice smooth and even surface you want.

Do ceilings have square corners?

When you measure the distance of each wall, you may find that your ceiling does not have square corners. This is common and should be accounted for in the measurements. Be sure not to break the surface of the drywall paper with the screws by using a drill with a torque setting.

What does it mean when a contractor says drywall over a textured ceiling?

If a contractor suggests drywalling over textured ceilings, it probably means that he (or she) just doesn’t know what else to do with it. They think that removing the texture is a messy, time-consuming process that they don’t particularly want to deal with. And you know what? If you don’t know what you’re doing, removing ceiling texture is messy and time-consuming. However, at Remove Ceiling Texture our entire area of focus is…ceilings. We have the tools, we have the knowledge and we have the expertise that other contractors just don’t have when it comes to smoothing ceilings. As a bonus, our process is not nearly as messy as some contractors tend to be.

What does ceiling texture removal do?

First coat being applied. Ceiling texture removal makes the room look much more modern.

Does ceiling texture removal make a mess?

Our ceiling texture removal process produces almost no mess. Quite a difference from most contractors out there.

Can you drywall over textured ceilings?

There are several problems with drywalling over textured ceilings. Firstly, you’ll lose headroom. Losing half an inch may not seem like much, but it can make a big difference in the feel of the room, especially if it’s in a basement.

Do you have to hang new drywall?

The last situation that may require you to hang new drywall is when you have tried to remove stubborn wallpaper from existing drywall. Did all the face paper of the drywall come down with the wallpaper? Do you have big brown spots that are flaking? While these can be skim coated and repaired, it is very difficult to get them looking like new, so this is a great situation in which to consider re-hanging the drywall.

Can you hang drywall over existing walls?

Hanging new drywall over existing walls is very similar to hanging drywall in a new construction setting. The most notable difference is that you can't see the studs to know where to put your screws.