fix a cracked wall

The epoxy will make a watertight seal in the crack.
Concrete Walls, to repair a concrete wall you will need an epoxy repair kit.
(10d) finishing nails partway into the crack, spaced.
Several masonry patching products, such as hydraulic cement, do an adequate job of filling cracks house md season 1 episode 16 in concrete walls.Allow the LCR to cure for five days, then cut off the necks of the ports with a hacksaw (step 8).First, scrub the crack clean of any loose concrete, paint or old filler using a wire brush (step 1).Also, cover the entire flange of each injection port with crack sealer, leaving only the extended neck portion showing.Spread the sealer about 1/8.

On either side of the crack.
If cracks are simply filled with spackling or joint compound, they have a tendency to telegraph back through.
You'll use them to align the injection ports with the crack.
Using a caulk gun, inject liquid concrete repair into the ports, starting at the bottom, until the liquid oozes from the port.
Plaster walls in older homes are often plagued by cracks and other defects such as pitting and uneven texture.Allow to cure for at least five days, then cut the port flush with the wall with a hacksaw.However, if the dampness returns, water is still seeping into the crack and you'll have to wait for it to dry out on its own.If desired, you can patch the severed ports with a little crack sealer.To solve this problem, apply self-adhesive fiberglass mesh drywall tape over the crack for reinforcement.Allow to dry overnight.