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 100 UL listings, FIRM-FILL® Gypsum Concrete floor underlayment is an excellent choice for jobs needing compressive strengths up to 2000 psi.

Recommended for Multi-Family Application / Market Apartments, condominiums, hotels, motels, dorms, commercial buildings and commercial renovation projects.

Rated 5 based on 1 product reviews
For use over wood subfloors, FIRM-FILL® 2010+ floor underlayment is the product of choice. It stiffens the subfloor to eliminate squeaks and nail pops and provides a solid floor while remaining safe for the environment. FIRM-FILL® 2010+ floor underlayment creates additional surface hardness and compressive strengths up to 3200 psi.

Recommended For Multi-Family Application / Market, Custom homes, light commercial buildings, hotels, & renovation projects.

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Rated 5 based on 1 product reviews
FIRM-FILL® High Strength floor underlayment is the economical solution to correct concrete problems. It resurfaces any cracked or damaged concrete to better than new, providing surface hardness from 2500 to over 3800 psi. From feather edge to 3-1/2 inches in thickness, FIRM-FILL® High Strength floor underlayment provides a durable, flat floor for virtually any finished floor covering.

Recommended For Concrete Toppings & Self-Levelers Cracked or damaged concrete, pre-cast concrete, & cast-in-place concrete.

Rated 5 based on 1 product reviews
FIRM-FILL® 4010 floor underlayment is designed for thin capping of concrete in new construction or over damaged concrete in renovation projects. FIRM-FILL® 4010 floor underlayment's high strength and superior bonding characteristics will provide concrete floors with new life and exceptional surface hardness, offering compressive strengths ranging from 4000 to 5000 psi.

Recommended For Concrete Toppings & Self-Levelers, New concrete & cracked or damaged concrete.

Rated 5 based on 1 product reviews
GYP-SPAN® Radiant is a gypsum concrete floor underlayment designed specifically for use over radiant heating systems. It encases the hot water tubes or electrical cables without air bubbles, creating a superior thermal mass that provides uniform heat transfer. GYP-SPAN® Radiant floor underlayment is the energy efficient and cost-effective way to create a smooth, flat, evenly heated floor surface for the attachment of virtually any finished floor covering.

Recommended For Radiant Floor Heating Application / Market. Installed over radiant heating systems (electric cables or hot water tubes)

Rated 5 based on 1 product reviews
Designed for use in multi-family, commercial and institutional buildings with light-gauge steel framing and a corrugated steel deck, FIRM-FILL® CMD is a lightweight, high-strength gypsum concrete floor underlayment. Installed at 1" above the top of the flutes, FIRM-FILL® CMD reduces deadloads and thickness, significantly lowering costs.

Recommended For Corrugated Metal Decking Application / Market Multi-family, commercial projects, & industrial buildings.

Rated 5 based on 1 product reviews
TRUE-SCREED® Cementitious Leveling Underlayment (CLU) is a Portland cement-based underlayment that is specifically designed for projects with deep-fill requirements that need to stay on budget. TRUE-SCREED® CLU provides a cost-effective method to transform cracked, uneven concrete floors into a smooth, strong surface for finished floor coverings. The product also offers exceptional surface hardness and quick drying time, keeping construction projects on schedule.

Recommended For Concrete Toppings & Self-Levelers. Cracked or damaged concrete, new construction and renovation projects, & commercial Buildings.

Rated 5 based on 1 product reviews
FIRM-FILL® SCM-125, a 1/8" (3mm) sound control mat, is engineered to limit impact sound transmission in multi-family construction. Ideal for when the gypsum concrete pour is not a standard thickness, FIRM-FILL® SCM-125 is topped with a minimum of 3/4" (19mm) of a FIRM-FILL® Brand Gypsum Concrete to create an effective low profile sound control system.

Recommended For Sound Attenuation Systems. Application / Market: Wood subfloors & concrete subfloors.

Rated 5 based on 1 product reviews
FIRM-FILL® SCM-250 (Sound Control Mat) is a 1/4" (6mm), random filament, corrugated, "U" groove core sound control mat designed to limit impact noise between floors. When used in conjunction with a 1" FIRM-FILL® Brand Gypsum Concrete topping, the combined system has been tested to achieve a "Light Commercial" rating from the Tile Council of North America.

Rated 5 based on 1 product reviews