Aqua Seal 25 Water Based is a water proofing sealer for concrete and masonry surfaces. It is designed for concrete surfaces, decks, pavement, parking structures, ramps, walls, and floors. Aqua Seal 25 protects against moisture, weathering, corrosive adverse effects of de-icing salt, and spalling.


– Water based VOC (Volatile Organic Compound) compliant.
– Use indoor or outdoor.
– Non-yellowing UV stable.
– Skid resistant; dries tack free.
– Long lasting protection for new and old concrete.
– Prevents spalling and provides protection against moisture.

Applications: Apply Aqua Seal 25 with a fine mist and then follow with a coarse spray over the same area; apply evenly. Use a roller brush or a low-pressure sprayer when applying the sealer.

Floor Applications: For a high-gloss wet look, apply 3 or more coats. The degree of glossiness will depend upon the type of concrete surface the sealer is being applied to. Allow 4 or more hours of drying time between each coat.

New Concrete: The surface should be well cured and free of dust, debris, oil, tar, etc. All joint caulking and patching should be done before application.

Old Concrete: Remove all dirt, oil, tar, loose spall and/or concrete. Patch all holes before application.

Coverage Rate: Exact coverage will depend upon the porosity and density of the surface.

– Concrete (broom finish): 150 – 175 estimate square feet/gallon.

– Concrete (smooth): 200 – 250 estimate square feet/gallon.

– Exposed Aggregate: 175 – 200 estimate square feet/gallon.

– Concrete Blocks: 75 – 100 estimate square feet/gallon.

– Brick (red or white): 200 – 250 estimate square feet/gallon.

Clean Up: Use warm water and soap.

Guarantee/Warranty/Liability: EST, Inc. has no control over the storage, handling, or use of this product. The guarantee is limited to the purchase price of the defective material only.