Questions tagged [plaster]

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3
votes
1answer
2k views

What should I use to prime an old plaster wall before skim-coating with new plaster?

Should I use oil-based primer on an old plaster wall (as a bonding agent) before skim-coating new plaster over it?
4
votes
2answers
2k views

How to re-anchor banister to plaster wall?

So the banister holders are in plaster, and it's pretty crumbly. We removed the wooden rail, but the anchors are in no way attached to the wall soundly. How can I make this secure again?
8
votes
1answer
15k views

Can I drywall over plaster

I live in an old house with horsehair plaster walls. One of the walls in my living room has a large crack running the length of the wall. It appeared after someone sat on the sofa with a little too ...
5
votes
1answer
667 views

How can I refinish an interior chimney pipe to make it appear rounded?

Right now my interior chimney pipe is hidden behind a wall and I want to remove that wall and expose the pipe, but the pipe itself is not so pretty. My fireplace is a wood fireplace with a double ...
10
votes
2answers
15k views

How do I fill holes around a light switch?

I have a light switch where the plaster board around the edges of the face plate have broken away. I was thinking of using some kind of filler like Polycell to fill the holes but I'm not really sure ...
5
votes
1answer
9k views

How can I estimate the maximum load on shelves on a plasterboard wall? [duplicate]

Possible Duplicate: How much weight can you mount to a wall? (Apologies for asking here whilst not a serious DIYer, but as a Stack Overflow user it seemed like the obvious place!) I would like ...
3
votes
2answers
2k views

Can drywall harden or become brittle over time? Or, am I dealing with plaster?

I was in the process if hanging curtains and when I was putting the drywall mounts into the wall the drywall was extremely hard and just crumbled. Once the drywall mount hit a certain depth it just ...
19
votes
2answers
1k views

1lb of cure is worth 10 tons of mold: DIY repair of a poorly sealed window? lots of photos herein

Preface I live in China. Construction is largely handled by unskilled migrants, and one cannot just call up a specialist contractor to fix a major issue. Problem I've got a window that was not ...
3
votes
2answers
2k views

How can I build a support onto a stud in order to support a handrail?

I need to repair a stair handrail that has come out of my plaster wall. One end of the rail was not connected to a stud, so has come lose. It is a nice railing, so I would prefer not to buy a new ...
7
votes
1answer
8k views

How can I tell if I have rock or wood lath plaster, and is there a difference when repairing cracks and peeling/flaking?

My wife and I are repainting our attic and aren't sure how best to proceed with fixing the wall cracks. We have several different kinds of problems: long parallel cracks set a couple feet apart, and ...
1
vote
2answers
3k views

How do I cut an access panel in an inside wall?

I have a home theatre and I need to run some cables from the floor through to the roof. My original plan was to drill from the roof down through the beams and then cut a small hole at the bottom ...
3
votes
1answer
1k views

Do I really need to wait a month before applying primer to plaster?

I've recently removed wallpaper and now I've gone through and plastered over some bad spots on the wall. I've already sanded it down and it's ready for primer. However, when reading the instructions ...
3
votes
2answers
7k views

Why is there cracked paint on my new plaster?

I've just finished a renovation of my house. In the new half of the house, we have had problems with the paint on our cornices cracking. The cornices were brand new when installed, this was done ...
3
votes
2answers
5k views

When do plaster cracks get bad enough to have an expert look at them

Jumping off from Why does the plaster crack beneath the window sill? question, and the calm/collected answers therein. When (if ever) should I be concerned about the absolute number of cracks around ...
3
votes
2answers
13k views

Should I replace or patch a plaster ceiling?

My house is about 109 years old, excellent condition, other than cracking in the plaster ceilings. I've had one 3x3 section even fall out in my dining room. I want to replace the ceiling in the ...
5
votes
2answers
24k views

What's the best method and product to use for patching cracks in plaster walls?

I have a 100+ year old house and while it's quite structurally sound there's been some settling over the years, leading to small cracks in the old plaster around the house. I hired a professional to ...