Gifts for the greatest mom. Shop Now >

Link to Lowe's Home Improvement Home Page

Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

DRYLOK Extreme White Flat Solid Latex Mildew Resistant Interior/Exterior Waterproofer ( 1-gallon )

Bright white, smooth finish
Resists mildew growth on the dry paint film
Resists 15 PSI, equivalent to a wall of water 33 ft high

Container Size: 1-gallon

1-gallon

5-gallon

Best Price. Guaranteed

Find a lower price on an exact item? We'll match it. Some exclusions apply.

FREE Returns

Return it in store or ship it back for free. Eligibility rules apply.

FREE Shipping

Delivery is on us for orders over $45. Some exclusions apply.

DRYLOK® is ideal for interior/exterior, above/below grade masonry including cinder and concrete block, stucco, brick, and bare concrete swimming pools. Features flexible encapsulated polymers for a beautiful, smooth waterproof finish. Specifically formulated to resist mildew growth on the dry paint film, with the incorporation of a biocide. Tested to ASTM D-7088 resistance to hydrostatic pressure and ASTM D-6904 resistance to wind-driven rain. Stops 15 psi, greater than a wall of water 33 feet (10 meters)high! Fully transferable 15 year warranty.

Bright white, smooth finish
Resists mildew growth on the dry paint film
Resists 15 PSI, equivalent to a wall of water 33 ft high
Category 4-resists 140 MPH wind-driven rain
Reduces radon gas penetration
Green Wise Certified by Coatings Research Group Incorporated
Tested to ASTM D-7088 resistance to hydrostatic pressure and ASTM D-6904 resistance to wind driven rain
Fully transferable 15 year warranty
Guaranteed to stop water, even under pressure