Sealing Cracks In Concrete Basement Walls

However for cracks wider than inch quick setting cement based fillers are advisable to use.

Sealing cracks in concrete basement walls.

For cracks up to 1 2 inch wide in horizontal concrete surfaces concrete crack sealants and caulk based concrete fillers will be the best option. There s enough material in each kit to repair a 1 16 in wide x 8 in deep x 8 ft long crack. Seal the entire concrete wall with a waterproof masonry. Use an epoxy injection system for basement wall crack repair we repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall.

Poured in place concrete walls these are the most common type of basement walls built across the us today. It can also develop small pinhole openings that act as capillaries for water transmission. We recommend using backer rods also if sealing wide cracks in concrete walls or floors but first you need to have those cracks evaluated to determine the cause as other important structural repairs could be needed first. Some cracks are just annoyances while others are symptoms of a larger problem and with a little bit of know how you can tell the difference.

If a crack between the wall and floor exceeds. Fill it with a caulk suitable for use on concrete. It is not unusual for cracks to appear in basement walls regardless of the type of wall you have. Before you reach for the phone take your time and inspect the crack you ve spotted.

Each kit contains a two part epoxy crack sealer two 10 oz. Tubes of liquid concrete repair lcr a viscous epoxy that comes in a caulk type cartridge and seven plastic injection ports that deliver the lcr deep into the crack. To permanently patch the crack we used an epoxy injection system from polygem called the liquid concrete repair kit 60. When the basement is water free proceed with inspecting fixing and effectively waterproofing the basement walls.

This method is effective for filling cracks 0 002 to 1 inch wide in walls up to 12 inches thick. Repairing a foundation crack of this nature is similar to repairing other non structural cracks. Concrete block walls in particular can form cracks for a number of reasons. It can also be used to fill cracks in concrete floors and ceilings.

Concrete is a porous material when fully cured.