Seal Joint Between Basement Floor Wall

Cracks and gaps in concrete are more than just an eyesore.

Seal joint between basement floor wall.

When building the basement the separate installation of basement floor and walls creates a small joint between the surfaces. Don t seal the gap between basement wall and floor to keep out water. Sep 30 2015 by matthew stock. I have a 1 2 to 1 gap between the basement walls and the basement floor.

The basement walls also have some sort of stucco cement parging applied. Water can get into the joints freeze and then expand. Your basement floor is a relatively thin slab of concrete that sits on top of the footings all the way around your home. By working below the surface it doesn t change the look of your basement but keeps it in good shape.

Occasionally as the concrete settles the joint may widen causing leaks or serving as an entrance for insect infestations. Learn why not and the best options for keeping water out of the cove joint by reading below. You can seal these joints but you must ensure that the seal does. I have a two story colonial with a full basement in upstate ny.

It exists due to the way that a home s foundation is poured. You can do it in less than a half hour. The basement has cinderblock walls and the basement floor is a poured concrete slab. Unfortunately you can t just seal the gap between your basement floor and wall to fix it.

This doesn t happen because the wall itself is leaking water or because the basement floor has low points around the edges. Again there is a tiny space between the floor and the foundation wall and this is called the cove joint when water comes in through the keyway it enters your basement there. The s2000 basement wall and floor sealer is a penetrating sealant that works 100 below the surface of your basement to protect it from moisture. It ll keep water out and protect your foundation and walks from further cracking and eroding.

Many solutions for sealing basement walls and floors are do it yourself although a few may require the help of a professional. A basement sealer is vital to keeping the contents of your home and its foundation from suffering the effects of leaks. This joint where your basement wall and floor meet is known as a cove joint. Based on the question asked in this article.

Seal cracks in concrete with durable urethane caulk. After the floor was poured the concrete apparently shrunk leaving a gap that varies from about 1 8 inch to 1 4 inch around the entire perimeter. The product works through densification to reduce the movement of water through pores. One of the most common places to find water in a residential basement is in a puddle right next to the wall.

I m planning to finish out my half basement and was wondering how best to seal the gap between the poured concrete floor and concrete block walls.