Waterproofing Exterior Walls

It s also the most expensive often 15 000 to 30 000.

Waterproofing exterior walls.

Install a waterproofing membrane. When waterproofing basement walls with it brush or roll the paint on thickly enough to fill all the little surface holes then allow it to dry fully before a second coat is applied. The surest way to waterproof your basement walls is a full scale exterior waterproofing solution. Waterproofing the exterior is often the choice as it doesn t require much preparation time and effort.

Each requires different work and processes. Waterproofing concrete block can be done on the exterior or in the interior. Luckily there is a possible way to keep these things from happening and that is waterproofing. Damp walls are excellent breeding grounds for mildew and mold which can damage the home and lead to health problems for occupants.

It may be that cracks in your bricks or pointing are letting the water in or. The first waterproofing layer that i applied to the foundation wall was thoroseal foundation coating a cementitious waterproofing product. With proper waterproofing of a home s exterior walls however such damage can be avoided. Elastomeric membranes are made of modified asphalt and exhibit great waterproofing characteristics.

Products are available to let you do the work of waterproofing the exterior of your home yourself. Exterior waterproofing is a highly effective waterproofing method and can be completed on basements with both poured concrete or masonry block walls. There is however an addition to the exterior waterproofing membrane that can make it even more effective. Exterior drain tile when the ground water surrounding a foundation is extremely high it benefits the homeowner to install exterior drain tile along with the membrane to alleviate pressure on the walls and drain off the water.

Check walls for faults. Waterproofing your exterior brick walls helps solve any external damp issues. When your external walls are exposed to a water source such as rain this water can enter your masonry in some cases travelling laterally from your external walls to your internal walls. A heavy coat of the membrane an asphalt modified polyurethane material can be troweled or sprayed on to seal the foundation wall against water from the outside.

Before shopping around for waterproofing products it s important to eliminate any other causes of structural dampness. 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. Waterproofing external walls is the best solution only if the walls become damp as a result of rainwater or moisture.