Since the inception of Gypsum Floor Masters, we have focused our expertise around four key business services. We don’t try to be all things to all people. Instead, we focus on being the best at the specialized services we provide.
We install the best Stone Tiles products and deliver the best service when we it comes to installing Firm-Fill gypsum concrete, waterproofing, soundproofing or hardrock concrete.
No other single company can provide all the services we provide without having to outsource. This means that when you work with Gypsum Floor Masters, you deal directly with only one responsible company for all these building needs. Having just one responsible vendor will make your jobs run smoothly and will reduce your Stone Flooring delivery time.
This peace of mind is a huge benefit that we are proud to provide. We guarantee our work and are proud of the 25 years we have been delivering not just outstanding products, but we’ve been delivering on our promises as well. This is something you will realize the first time you work with us.
FIRM-FILL Gypsum Concrete
The original FIRM-FILL® Gypsum Concrete floor underlayment is designed for use in multi-family housing to satisfy acoustical ratings and fire codes. With excellent STC and IIC ratings as well as over 86 UL listings, FIRM-FILL® Gypsum Concrete floor underlayment is an excellent choice for jobs needing compressive strengths up to 2000 psi.
recommended applications
Multi-family housing
Condominiums
Apartment buildings
Townhomes
features and benefits
Flattens subfloors
Provides excellent STC (sound transmission) and IIC (impact isolation) ratings
Possesses over 86 UL listings
Lightweight and crack resistant
Easily installed; over 40,000 square feet can be installed per day
Quick drying; can be walked on in 90 minutes
Expert application; installed only by trained, licensed applicators
Approvals from ICC-ES and HUD
Meets ASTM F2419, standard practice for the installation of thick-poured gypsum concrete underlayments and the preparation of the surface to receive resilient flooring