Before sealing a concrete block wall, it’s important to remove any white efflorescence using an efflorescence remover such as QUIKRETE Efflorescence & Rust Remover.

Once the wall has been cleaned, apply a waterproofing sealer to prevent more moisture from coming through the wall.

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Waterproofing basement walls is a great way to reduce the infiltration of moisture into these spaces. But before you apply a sealer, it’s important to remove any efflorescence from the block wall.

A water based efflorescence remover is more effective than scrubbing the surface and requires less work. Once the surface is clean, you can apply a waterproofing sealer to prevent any more water from migrating through the wall.

These tips brought to you by Quikrete Cement and Concrete Products. It’s what America’s Made Of.

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Danny Lipford


Danny Lipford is a home improvement expert and television personality who started his remodeling business, Lipford Construction, at the age of 21 in Mobile, Alabama. He gained national recognition as the host of the nationally syndicated television show, Today's Homeowner with Danny Lipford, which started as a small cable show in Mobile. Danny's expertise in home improvement has also led him to be a contributor to popular magazines and websites and the go-to source for advice on everything related to the home. He has made over 200 national television appearances and served as the home improvement expert for CBS's The Early Show and The Weather Channel for over a decade. Danny is also the founder of 3 Echoes Content Studio,, and Checking In With Chelsea, a décor and lifestyle blog.

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