For questions about drywall (aka plasterboard) installation, repair & finishing.

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2
votes
6answers
22k views

How do I cover large gaps in drywall?

We've just completed our first drywall project and the outcome wasn't so great in places. There are a couple spots in particular that have 1/2-1/4" gaps. I was wondering, is there a nifty way to ...
14
votes
5answers
19k views

What is the purpose of tape when taping and mudding drywall?

Sorry if this is a stupid question, but it doesn't seem immediately obvious how a thin strip of paper tape actually helps the mudding process in drywall installation except for perhaps reducing the ...
2
votes
4answers
1k views

How do I reduce the number of screw pops in my drywall?

Background: I'm gluing and screwing 5/8 in drywall on the ceiling in my own home. I'm attaching it with screws and construction adhesive directly to the attic joists -- which are 16 in OC. I'm ...
2
votes
2answers
1k views

Do I need a vapor barrier in an exterior basement wall if I use purple drywall?

I purchased some purple drywall (mold and moisture resistant)for installing in a finished basement bedroom. One wall is an exterior wall. Do I need to install a vapor barrier between the drywall and ...
14
votes
5answers
49k views

Does bare drywall need to be primed before painting?

Is it necessary to prime bare drywall before painting? And do we need to prime existing textured, painted walls before we mud over them?
10
votes
3answers
22k views

How much weight can I hang from a drywall ceiling?

I have a potted plant (approx 5kg/10lbs) that I wish to hang from a drywall ceiling of a window aisle. Unfortunately, I have no idea about what specific kind of drywall plate it is or how it was ...
0
votes
1answer
137 views

How to mount a pull-up bar to drywall on resilient channels?

I'm trying to mount a pull up bar on a drywall. The wall is shared with another unit though,so there are resilient channels behind the wall, and so the studs are offset from the dry wall sheet. What's ...
3
votes
4answers
8k views

Is there a way to get an oil stain off painted drywall?

Somehow oil or something got splashed on the painted drywall and now there are two stains present. I was wondering what tips people have to attempt to remove the stain, or is the simple solution just ...
0
votes
1answer
44 views

Which stud should I mount to if they are different widths?

I'm trying to mount a pull up bar to the studs behind my drywall. The studs are 16" apart, but seem to be of different widths. Specifically, I see a 3.5" stud, 3.5", 2", 2", 3.5". Are these just 2x4s ...
3
votes
1answer
161 views

How to install ceiling light where there previously was none?

I want to install ceiling lights in two upstairs bedrooms in my house. There is a light-switch on the wall that turns power on and off to one of the electrical outlets. I would be perfectly happy to ...
4
votes
1answer
188 views

What's the best practice for non-90 degree corners on drywall / plasterboard?

I am putting up some drywall in my basement which has been tanked out. I'm using metal C-Stud to keep the plasterboard away from the walls. Am just about to board round the bay window and wanted some ...
0
votes
2answers
75 views

How can I pull/push a PVC pipe closer to the wall?

I live in an apartment building, and recently I had to uncover some pipes which were covered with dry wall. I want to replace the dry wall, however one of the pipes (120mm diameter - for rain water ...
1
vote
2answers
565 views

How to determine what caused this crack on the wall?

All of a sudden this morning I saw about a 14 foot crack on a wall facing the outside (no neighbours) and I'm freaking out. I'm sure I would have noticed it before. The fact that it probably appeared ...
1
vote
4answers
82 views

What's the best way/tool to cut a strip of drywall out of my window boxes?

I'm installing nice new vinyl windows, and in order to maximize the glass area, I've ordered new construction windows to avoid having to set them in the existing window boxes and live with the frames ...
0
votes
1answer
105 views

Can you “extend” a drywall stud?

I installed shelves in a closet with unevenly spaced studs. The shelves are mounted to the studs and they are level and secure. The shelve mounts can support a clothes hanging bar. The bar has holes ...
0
votes
3answers
93 views

How to fix a large hole in drywall

My girlfriend knocked a chair over when she tripped and it made a large hole approximately 6 inches by 6 inches in a triangle shape. How do I fix this as fast and as cheap as possible ?
0
votes
1answer
40 views

How do i hang shelving on drywall over concrete [duplicate]

i do know that there is concrete behind the drywall because it is a fire wall. I cannot drill into it for obvious reasons not to mention, the owner wont allow it. Any ides? thanks. Lewis
0
votes
0answers
37 views

What is the difference between a C stud with a dent on the back and one without?

What is the difference between a C stud with a dent on the back flange and one with a flat back?
11
votes
2answers
1k views

When drywalling, do the pros cover electrical boxes, or work around them?

This may be a bit of a subjective question, but I was just thinking about it. I've seen many electrical boxes that are full of drywall compound, often to the point of having to dig the wires out of it ...
0
votes
2answers
116 views

Frame wall with steel post at corner

How do I frame this corner? There are already two walls up (the one on the left that will become a closet), but that the corner where they meet is a steel post. Obviously I can't move that, and I ...
2
votes
1answer
497 views

Yellow stains on plaster wall patches

I live in an old 1910s house and it turns out my walls aren't drywall. It is constructed of rock or some type of masonry. Over it, there was really, really old wallpaper, which is, over this, covered ...
1
vote
3answers
9k views

How can I install a light fixture in the ceiling of a finished room?

In my dining room, I would like to install a ceiling light in the center of the room. This room is on the ground floor of a colonial two-story, so there is no attic access into the ceiling; my work ...
6
votes
2answers
2k views

Should I staple faced insulation batts to the face of the stud or the side?

I'm preparing to drywall my attached garage and have run into conflicting opinions on if I should staple the insulation flanges to the sides of the stud or the face. I live in the San Francisco bay ...
0
votes
0answers
132 views

Drywall Mudding Not flush to wall

This was my first attempt at mudding drywall, and I thought it was smooth and flush to the wall; however, after painting the wall I did notice that the edges of the mudded seams were completely ...
2
votes
3answers
589 views

Installing/fixing ceiling drywall when trusses are uneven?

My house is an "L" shape where the short leg of the "L" is the garage. Above the garage ceiling, the trusses transition from one orientation 90 degrees to another orientation. The different ...
0
votes
2answers
121 views

How can I install a curtain rod on a drywall?

Originally I though this would be an easy process, however where I used to live all the houses are pure concrete, therefore something like this used to be relatively simple. My question is how can I ...
2
votes
1answer
213 views

Patching drywall between two corners

I have an existing floor-to-ceiling narrow deep closet (11" wide opening, straight in). I want to cover the bottom 5" with drywall, so it'll eventually look like this: Where the lavender piece ...
2
votes
4answers
4k views

What is the easiest way to install 4“ recessed lights in 6” holes?

I purchased some nice-looking 4" recessed LED fixtures to replace my existing fixtures that use incandescent bulbs. I've now discovered that my current recessed lights are of the 6" variety. I like ...
2
votes
3answers
25k views

Under what circumstances is 5/8" drywall required?

From what I understand the code usually discusses things like fire rating (not specific thickness) as they relate to required material, and also the fastener pattern and what thickness to use versus ...
1
vote
1answer
53 views

Wall frame weirdness during renovations

so I am renovating my garage and noticed something in 2 spots along the frame when ripping down the drywall. Here is a photo: The walls of the garage have stood for many many years without major ...
3
votes
2answers
644 views

14ft Ceiling beam sagging 5/8" - what to do?

First some background: Our home is a 2 story detached. On the main floor it is entirely open concept, with a ~14' drywalled horizontal support beam separating the kitchen from the living room area. ...
2
votes
3answers
136 views

How do I know if I will drill into a hole in a wall that was already made?

I drilled 2 large holes for mounting a flat screen in the bedroom. One hole is in a wood stud and the other is a metal stud. I will be renting out our apartment and will be taking the TV down and ...
4
votes
1answer
171 views

How to salvage this ruined wall so it can hold paint?

We have a big wall plastered with clay. It was originally brown, and we wanted to paint it white or a light pink, using lime paint. Lime paint is said to be an ideal match for clay plaster, and has ...
1
vote
2answers
116 views

Nail through ceiling

We live in Northern Illinois. Five or six years ago we had the roof replaced on our detached, single family house. The job seemed to be well done and we had no complaints. This afternoon, however, as ...
1
vote
1answer
125 views

How to repair a giant hole in plaster over drywall (maybe ?)

I just purchased a home in the US built in 1965 and when we removed a piece of plywood we were told covered up the access to the pipes we actually found a huge (32 in x 48 in) hole in the wall. I'm ...
0
votes
1answer
124 views

Can a natural stone wall be made waterproof without defacing it?

I have a cottage with a natural stone wall in an arid climate that sees rain only in the winter. The wall is really nice to look at: The stones were collected from the area, and attached to the ...
1
vote
2answers
226 views

How can I finish a hole in the wall?

Considering a home theater "upgrade" for the house. When I was thinking about placement for the projector, I realized that the back wall of my living room is actually the wall to the Kitchen Pantry. ...
2
votes
1answer
224 views

Can I stud out a wall without removing the plaster

I'm in the process of re-doing my kitchen. One of the issues I have to deal with is that the original construction is double brick, furred out with 1 inch strips, then plaster over gypsum. This ...
2
votes
4answers
2k views

When hanging two layers of drywall, can the first layer be hung with the facing to the studs?

I am hanging a double layer of 5/8" type-x drywall with Green Glue, a soundproofing compound, sandwiched in the middle. If I hang the first layer with the face facing outward like normal and then ...
1
vote
1answer
83 views

How to make wall anchors hold

I am putting up some shelving today. Unfortunately, the wall anchors don't seem to be taking. I used some plastic ones which didn't work as I was able to pull them out of the wall about half an inch. ...
1
vote
2answers
181 views

Is it possible to smooth over these drywall imperfections?

I'm having a contractor do renovations in my kitchen, and we are converting a wall into a half wall with countertop. He just started doing the drywall, and from my inexperienced eye it looks like he ...
1
vote
4answers
274 views

How do we install drywall on a curved ceiling that is within 4 feet high from the loft floor?

We are making the attic into a loft and the ceiling we need to add drywall to has a slight curve. How do we install the drywall without breaking it? The distance from the floor to the top is about 4 ...
25
votes
7answers
8k views

When drywalling a room, should I do the ceiling before the walls?

Is there any value in installing drywall (plasterboard) on the ceiling before the walls or does it not matter?
14
votes
4answers
72k views

How do you know when and where it is safe to drill into a wall?

Lots of home projects involve cutting or drilling through walls (everything from nails, screws, or hooks to mount things to cutting through drywall and drilling through studs to run wire). In ...
2
votes
3answers
118 views

Options for covering an in-wall safe removal?

I recently removed an in-wall safe which fit neatly between two 16"-on-center studs. But now I'm left with a big hole in the wall where the safe once was. Since the hole is behind a closet door, I'd ...
1
vote
2answers
229 views

How do I identify drywall that does not have fiberglass to add strength?

I know from long experience that drywall often (always?) has glass fibers (fiberglass) mixed in with the Gypsum to add strength. Because of the number of drywall related products that have fiberglass ...
0
votes
2answers
203 views

Repair long narrow gap in plaster

I need to fill a tall narrow gap in a plaster wall as shown in the image below. My question is: what is the best way to repair this? I have cut some ~1 pieces of drywall to fill the gap then tape the ...
1
vote
1answer
2k views

Termite damage? Coming through drywall

Please see the pictures. Single small hole in the drywall. The debris is from one day. Is this a termite exit hole? We live in Sacramento - Central California. I can't find any other signs. The ...
1
vote
0answers
65 views

How should I deal with dampness coming from the mountain behind the walls?

I have a house whose back part is built into the surrounding mountain. The walls of the two back rooms are slightly humid. In addition, they are poorly ventilated. In some spots, the plaster wall is ...
3
votes
1answer
703 views

How do I prevent mold in drywall mud pail?

I just opened my pail of drywall mud and discovered mold on the sides. It has been a few months since I last opened it. This happened to me a few years ago. I tried using the mud anyway, but the bad ...