LEVELROCK™ floor underlayment all purpose sealer can be applied to most LEVELROCK® floor underlayments prior to the application of floor-covering adhesives by a USG LEVELROCK authorized applicator or the floor-covering manufacturer.
Submittal Sheet
Warranty
Floor Primer
This product is a ready mixed latex primer used to improve adhesion between wood subfloors and concrete, prior to the installation of LEVELROCK™ underlayments.
MSDS
Submittal Sheet
Warranty

LEVELROCK® Topseal
LEVELROCK® TOPSEAL™ - a specially formulated sealer for use with LEVELROCK® Brand floor underlayments. Can be used as a sealer for LEVELROCK® underlayment to enhance the bond between the underlayment and floor covering adhesives. Is also recommended for use as a sealer for porous concrete surfaces prior to the application of LEVELROCK® Brand floor underlayment. Seals porous concrete surfaces that might adversely affect flow characteristics of LEVELROCK® underlayment.
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Submittal Sheet
Warranty

LEVELROCK® SE-100™ Surface Enhancer (while supplies last)
This product is a specially formulated top coat that chemically enhances the bond between underlayment and floor coverings. Built in identifier that "glows" under a black light confirming application.
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Submittal Sheet
Floor Underlayment 2500
Poured as a fire and sound barrier on wood frame structures, this product is the most economical, highest compressive strength (up to 3200 psi) underlayment product available for multi-family construction.
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Submittal Sheet
Installation Guidelines
Architectural Specifications
Warranty

Floor Underlayment 3500
Ideal for residential and commercial applications with compressive strengths from 3500-4500 psi. In residential projects, this product can be used as an upgrade in hard surface areas or as a topping to correct uneven floors in commercial applications. For higher traffic areas, it meets vinyl floor covering industry standards for non-Portland Cement underlayments.
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Submittal Sheet
Installation Guidelines
Architectural Specifications
Warranty

Floor Underlayment 4500
One of the highest compressive strength (up to 5500 psi) gypsum floor underlayments on the market today. This product is ideal for floor corrections over concrete substrates. It can be applied at variable thickness up to 3 inches, making it ideal for heavy-traffic commercial, institutional, and renovation projects.
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Submittal Sheet
Installation Guidelines
Top Seal Data Sheet
Architectural Specifications
Warranty

Floor Underlayment RH2500,3500
Levelrock brand floor underlayment RH (Radiant Heat) is specifically formulated for electrical and hot water radiant heat floor installations. The non-shrinking nature of LEVELROCK brand floor underlayment RH (Radiant Heat) locks tubing in place, preventing noise and tubing chafing, and its special formulation prevents the high temperature associated with radiant heat floors from breaking down the floor matrix.
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Submittal Sheet
Installation Guidelines
Architectural Specifications
Warranty
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LEVELROCK® CSD™ Floor Underlayment
A proprietary formulation for use in buildings with light-gauge steel frame construction. LEVELROCK® brand CSD™ floor underlayment may be applied at a much lower thickness than poured-in-place concrete, reducing dead load and allowing a greater number of floors for increased rentable/sellable square footage.
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Submittal Sheet
Brochure
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LEVELROCK® Quik-Top™ Floor Underlayment
Dries within 15 hours so applicators can pour and cover in the same day. LEVELROCK® Quik-Top™ floor underlayment is a pre-sanded, self-leveling, cementitious underlayment that sets and dries extremely quickly, minimizing downtime on commercial and institutional repair and renovation projects. Its innovative self-sealing technology typically eliminates the need to seal the floor prior to applying the floor-covering adhesive.
MSDS
Submittal Sheet

Floor Underlayment PROFLOW
LEVELROCK® Brand Floor Underlayment PROFLOW™ is the industry's premium gypsum cement designed by USG for use as a underlayment in commercial, institutional, and rehab construction. It provides a smooth, hard underlayment surface over concrete slabs, pre-stressed concrete or concrete planks at thicknesses from featheredge to 1 inch thickness.
MSDS
Submittal Sheet
LEVELROCK™ SRM-25™ sound reduction mat is ideal for wood-joist, corrugated steel deck and concrete floor systems.
MSDS
Submittal Sheet