USG Durock™ Brand Primer-Sealer

High quality floor underlayment primer and sealer in one.

Ideal for priming surfaces and subfloors prior to application of poured underlayment. May also be used as a sealer for USG Durock™ Brand Self-Leveling Underlayment.

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

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features and benefits

USG Durock™ Brand Primer-Sealer is a high-solids sealant for priming highly porous concrete, precast concrete, wood subfloors and OSB (oriented strand board) prior to the installation of USG Durock™ Brand Self-Leveling Underlayments. USG Durock™ Brand Primer-Sealer:

  • Enhances the bond between the substrate and the underlayment
  • Is effective in the treatment of underlayments prior to application of water-based floor-covering adhesives
  • Has no adverse effect on floor-covering adhesives
  • Is mildew-resistant; does not stain finished
  • May also be used as a sealer for USG Durock™ Brand Self-Leveling Underlayments to enhance the bond between the underlayment and the floor-covering adhesive.

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

Design & Specification
Assistance
Find your local architectural representative