FIRM-FILL® 3310+ Gypsum Concrete Floor Underlayment
FIRM-FILL® 3310+, a premium poured floor underlayment from Hacker Industries, Inc., delivers best in class performance with compressive strengths from 3000-3900 psi. Ideal over wood or concrete subfloors in multi-family, hospitality, and renovation projects, FIRM-FILL® 3310+ maximizes sound control and creates an enhanced surface for finished floor coverings.
Recommended ForMulti-Family Application / MarketRecommended for Multi-family, custom homes, commercial buildings, hotels & motels, & renovation projects.
Features & Benefits - Easy application, fast setting; light traffic can return within hours
- Over 100 UL listings; ICC-ES Legacy Report
- Can be poured before or after drywall, as specified
- Specify with FIRM-FILL® SCM acoustical control mats for improved acoustical performance
- Meets ASTM F2419 and Tile Council of North America F180, F200
- Installed by trained Licensed Applicators
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