Question: What Is The Best Interior Basement Waterproofing System?

Can you fix a leaky basement from the inside?

Most basement leak repairs, regardless if they are performed on brick, cement block, or concrete foundations, can be performed from the inside or the outside of the home.

If you have a poured concrete foundation, both interior and exterior waterproofing repairs can be effective in preventing a wet basement..

How can I waterproof my existing foundation?

Exterior foundation waterproofing involves digging down to the foundation footer to install or replace drainage pipes, commonly known as a French drain system. Sometimes a waterproof membrane is applied to the outside of the foundation wall to prevent water infiltration.

How much does it cost to waterproof a basement from the outside?

The national average cost of an exterior waterproofing job for a basement is typically between $8,700 and $14,500, but may be more or less depending on where you live.

How do I stop water from coming into my basement floor?

The most effective way to keep water out of your basement is to install an interior drainage system that minimizes hydrostatic pressure. By installing drain tile along the joint where the floor meets the wall, where most water leakage occurs, you can capture water before it makes its way onto the basement floor.

What is the best foundation waterproofing?

From Polyethylene Membrane to Air Purification systems, we use some of the best waterproofing technology available on the market.AQUA BLOC 720-38.DMX DRAIN 5M – SOIL SIDE DRAINAGE MEMBRANE.WINDOW WELL COVERS.TRIPLE GUARD SUMP PUMP.FREEZE RELIEF.CRAWL SPACE VAPOR BARRIER.DEHUMIDIFICATION (AIR PURIFICATION)More items…•

What is the best basement waterproofing paint?

The BEHR 5 gal. Basement and Masonry Waterproofing Paint with NanoGuard technology is an interior/exterior waterproofer specially designed for porous concrete and masonry surfaces.

Does Flex Seal work on basement walls?

Flex Shot and Flex Seal Liquid are great options for attacking a basement wall leak. … Pour the Flex Seal Liquid into any larger cracks, then you can use a roller or brush to cover larger areas. Be sure to apply several coats and cover the area as much as you can. For best results, allow 24 hours for each coat to dry.

How do I prepare my basement for Drylok?

Prepare The Surface. Before applying DRYLOK® Masonry Waterproofer, clean the surface thoroughly with a wire brush to remove all loose and broken mortar, dirt, dust, efflorescence (salt-deposits) from all surfaces to be painted. Old paint must be removed by wire-brushing, sand-blasting or by using other suitable means.

How much does it cost to waterproof your foundation?

Waterproofing a foundation can repair and prevent major structural issues. With such a wide variety of issues, including flooding, mold, warped walls, cracks, and dropping floor, the costs also vary greatly. To waterproof a standard 1500 square foot foundation, it will cost an average of $5,000-$10,000.

How much does it cost to Drylock a basement?

The average homeowner spends around $4,438 to seal a basement or foundation, with minor repairs costing as little as $600. More comprehensive issues that include fixing cracks in the foundation or adding drains & gutters can cost upwards of $10,000.

Does interior basement waterproofing work?

Interior and exterior waterproofing both have their pros and cons. Interior waterproofing can only be used to remove water that has already accumulated in your basement, so they are not effective at preventing water from coming getting into the basement in the first place.

Can you waterproof a foundation from the inside?

On the inside, apply damp-proofing to the surface of the foundation wall. Products like Sto Watertight Coat ( can provide an important layer of moisture protection. … Be sure that the coating you choose is low perm (around 1 perm). This product will minimize diffusion from the soil through the foundation.