Hacker TopCoat® SP (Surface Prep)
Hacker TopCoat® SP is an acrylic based, film-forming surface preparation agent designed to meet ASTM F2419-05 compliance requirements for use on Thick Poured Gypsum Concrete Underlayments specified to receive resilient floor coverings. When used in conjunction with Hacker floor underlayments, Hacker TopCoat® SP provides optimal surface bonding conditions for most floor covering adhesive products.
Recommended For
![]() |
Topcoats & Sealers |
Features & Benefits
- Improves bond between Hacker floor underlayment and floor covering adhesives
- Applied by trained, Licensed Applicator of Hacker Industries, Inc.
- Meets ASTM F2419; Standard Practice for the Installation of Thick Poured Gypsum Concrete Underlayments and the Preparation of the Surface to Receive Resilient Floor Coverings
Product Resources
- Product Submittal (PDF)
Hacker TopCoat® SP Recommended Applications
- FIRM-FILL® Gypsum Concrete
- FIRM-FILL® 2010
- FIRM-FILL® 3310
- FIRM-FILL® High Strength
- FIRM-FILL® 4010
- GYP-SPAN® Radiant
