Drywall & Plaster Repair in Durham, NC

What actually fails in an old wall

Durham has the oldest housing stock on our list, and the neighbourhoods around downtown — Trinity Park, Old North Durham, Watts-Hillandale and the mill housing on the east side — are largely 1900s through 1930s.

Those walls are plaster over wood lath, and understanding how they hold up is most of understanding how to repair them.

Wet plaster was pushed onto closely spaced wooden laths. Some of it squeezed through the gaps between the laths and spread out behind, then hardened. Those lumps behind the lath are the keys, and they are the only thing holding the plaster to the wall — the surface is not glued or fixed to anything.

Keys break. Vibration, movement, a century of doors closing, work done in the floor above. And when a group of them breaks, that area of plaster is no longer attached to the wall even though it still looks perfectly fine.

The signs:

• A network of cracks around the edge of an area rather than a single line
• Movement — gentle pressure and the surface flexes or you hear a slight grating
• A hollow, dead sound different from the surrounding wall
• On ceilings, a slight sag that is easier to see from a low angle than from underneath

Why the repair is different

Because the plaster itself is usually fine, the repair is not about replacing material. It is about reattaching it.

A loose area gets re-secured back to the lath and the framing behind, with the fixings positioned so they pull the plaster back without punching through it. Once it is held, the surface is filled and matched.

That is the opposite of the instinct, which is to cut out everything that moves. Cutting out is faster and it is usually the wrong answer, because it turns a repair into a patch — and a patch is what shows.

Why we will not drop drywall into it

This comes up on every one of these jobs, so it is worth saying plainly.

Old plaster is not flat in the way a sheet of drywall is flat. It has a gentle undulation across it, laid on by hand over a hundred years ago, and that undulation is a large part of why the room looks the way it does.

Cut a rectangle out and fit a piece of board and you have a machine-flat panel sitting in a hand-laid surface. Even with the join filled and sanded perfectly, in raking light from a window the rectangle is visible, and it stays visible for the life of the room.

Matching a plaster surface takes longer, needs a different set of materials and is the entire reason the finished repair cannot be found. Where a genuinely large area does have to be replaced, the replacement gets skimmed and worked to sit in the same plane as what is around it rather than left as a flat panel.

Ceilings

Plaster ceilings deserve their own paragraph because the stakes are different.

A loose section of wall plaster is a repair job. A loose section of ceiling plaster is a considerable weight hanging on keys that have already been shown to fail. Before anything is filled, we work out how far the loose area actually extends — which is almost always further than the visible cracking suggests.

Small failures get re-secured. Where the failure is extensive across a plane, the honest answer is taking it down and replacing it, and we will say that rather than sell you a repair that buys eighteen months.

Hope Valley, Forest Hills and the mid-century stock

The 1920s to 1950s suburban housing sits between the two. Some plaster, some early drywall, and repairs that still need matching rather than replacing.

South Durham and Woodcroft

The newer end of the city is modern drywall with sprayed texture, and the failures are ordinary: holes, anchor damage, taped joints opening, the occasional water stain. Straightforward work, with texture matching being the part that decides whether the repair disappears. We match on scrap first where the repair is prominent.

Water damage anywhere

Same rule regardless of age: find out where the water came from and stop it before repairing. If the board or plaster is firm and only stained, it dries, takes a stain-blocking primer and is refinished — ordinary paint over a water stain bleeds back through in weeks. If it is soft, it comes out.

Rental turnovers

Durham has a lot of let housing and turnover patching is bread and butter work. One visit for a whole property beats a string of separate call-outs by a wide margin.

Getting a price

Photograph the damage close up, then take a second shot from six feet back with the light from a window raking across the surface — that is what shows us the cracking pattern and whether the area is moving. Tell us whether the walls are plaster or drywall, and if you are not sure, knock and describe the sound.

Durham is about thirty-five minutes from us, comparable to the far side of Raleigh, with no travel surcharge.