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Sealer, Primer, and TopCoat®  

A clear, water-based, vinyl acrylic copolymer sealer that is recommended over FIRM-FILL® Gypsum Cement Concrete Underlayments when protection s needed from subsequent construction traffic.

Designed to enhance the bond between FIRM-FILL® Brand Gypsum Concrete and existing structural substrate, Hacker Floor Primer also decreases moisture penetration on the existing wood subfloor. Hacker Floor Primer is available in liquid and powder form.

An acrylic based, film-forming surface preparation agent, which provides optimal surface bonding conditions for most floor covering adhesive products. 

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