How To Fill A Large Hole In Concrete Wall

How to fill a hole in the exterior concrete wall of a home before painting.

How to fill a large hole in concrete wall.

A water leak led me to remove drywall in my basement and to my surprise i discovered rows of holes 5 8 inch diameter in my concrete walls. In most cases you can use a brush or vacuum to get most of the debris. Some of the holes have water dripping through them. Spray the hole with water if it s more than 1 in 2 5 cm deep.

Concrete patch is used for repairs of holes or large cracks while a paste of portland cement and water or a concrete caulking product are suitable for smaller hairline cracks. I m assuming your wall is made of concrete blocks also called cinder or cement blocks. After hearing that i seriously considered just gluing a piece of plywood over it and calling it a day. I might fill most of the void with spray foam.

Video tutorial on how to fill in chases large cracks holes and damage in cement sand render with dunlop pro decor rapid repair mortar ultra fine wall smo. The stuff expands pretty much so start at about a 50 fill and see where that gets you. Holes in a cinder block wall not only are unsightly but also over time will grow larger. Unlike repairing drywall filling the holes requires more than just mashing the patching product into the holes.

Removing the debris from a large hole is often a little challenging. You ll want to fill so the foam is more or less even with the inside of the block. If that isn t an option fill the hole with water. In addition to being an eyesore a hole in an exterior concrete wall of your home creates a point of weakness in the.