Seal Concrete Floor Wall Joint
How to seal and fix a gap between foundation and concrete sidewalk or patio.
Seal concrete floor wall joint. Unfortunately you can t just seal the gap between your basement floor and wall to fix it. Using concrete joint sealant to seal concrete expansion joints and concrete contraction joints in concrete floors and concrete walls is an important part of maintaining the integrity of the concrete. It exists due to the way that a home s foundation is poured. Even so the new concrete does not bond with the already cured footings so a tiny gap exists between the two.
This joint where your basement wall and floor meet is known as a cove joint. Learn why not and the best options for keeping water out of the cove joint by reading below. Under ordinary circumstances this gap is too small to admit water. Recommended methods for sealing cracks in concrete floors slabs how to seal control joint expansion joint cracks in concrete slabs list of materials used to fill poured concrete slab control joints how to seal a cracked masonry foundation wall or floor slab typical concrete crack preparation for sealant with an epoxy product use of polyurea as a control joint.
Occasionally as the concrete settles the joint may widen causing leaks or serving as an entrance for insect infestations. You can seal these joints but you must ensure that the seal does. After the walls have cured the basement floor is poured leaving a similar tiny gap known as the cove joint between the cured walls and newly poured floor. When building the basement the separate installation of basement floor and walls creates a small joint between the surfaces.