Waterproofing Outside Walls Basement

The average cost of waterproofing your basement from the outside with a coating or membrane is 3 to 6 per square foot which typically includes materials and labor costs.

Waterproofing outside walls basement.

There are however methods of basement waterproofing that can be done only on the exterior of a home s foundation and they are the most effective ways of stopping seepage from certain sources. It s also the most expensive often 15 000 to 30 000. Waterproofing is an important precaution for basements that are prone to moisture buildup or leaks as water damage can cause mold as well as expensive damage to the home s foundation. Most exterior basement waterproofing coating methods are of little value in preventing water from entering the basement as you can see by studying the basement cut away sketches.

Exterior basement waterproofing involves digging out the dirt around basement walls applying a moisture barrier and installing a specially designed dimple board that deflects water away from the. Let s see how to waterproof a basement. Seepage can cause extensive damages if it is not addressed properly. The liquid or sheet membrane keeps water from penetrating the basement walls.

A waterproof membrane is often installed on the outside of the basement wall and the system also requires putting in a buried sump pump where water will collect and then be pumped to the surface. Exterior waterproofing is a highly effective waterproofing method and can be completed on basements with both poured concrete or masonry block walls. Exterior basement waterproofing cost. The cost for waterproofing a basement can range from 500 to 3 500 depending on the extent of the waterproofing and amount of work involved.

Waterproofing a basement on the outside. Low voc mold and mildew proof white water based waterproofing paint is a modified acrylic co polymer concrete and masonry waterproofing paint and finish. Exterior waterproofing involves excavating all around the house to the full depth of the foundation walls then installing a waterproof coating or membrane topped by drainage panels. Designed to form an impermeable barrier to water on interior and exterior vertical or horizontal concrete block and cast in place concrete.

Sometimes you will try to apply a coat or any other product in the basement when the actual problem comes from the outer walls. The surest way to waterproof your basement walls is a full scale exterior waterproofing solution.