FIRM-FILL® 3310 Gypsum Concrete Floor Underlayment
An innovative product that elevates gypsum concretes to an unprecedented level of unyielding performance. FIRM-FILL® 3310 floor underlayment's fast-setting surface rapidly eliminates water allowing for accelerated drying time and unparalleled levels of strength and finish over wood and concrete subfloors in new construction and renovation projects.
Recommended ForMulti-Family Application / MarketMulti-family, custom homes, commercial buildings, hotels & motels, & renovation projects.
Features & Benefits - Premium strength, smooth surface over wood and concrete subfloors
- Eliminates water rapidly for accelerated drying time
- FIRM-FILL® 3310 floor underlayment can be poured before or after drywall
- Exceptional compressive strengths from 2000 to 3300 psi
- Delivers fire resistance and improved sound performance
- FIRM-FILL® 3310 floor underlayment creates a smooth, crack-resistant surface
- Expert application; installed only by trained, Licensed Applicators
- Meets ASTM F2419, Standard Practice for the Installation of Thick Poured Gypsum Concrete Underlayments and the Preparation of the Surface to Receive Resilient Flooring
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