HD Cover Board

HD Cover Board

HD Cover Board

Why EnergyGuard™ HD Cover Board?

EnergyGuard™ HD has an R-value of 2.5,* the highest of any cover board—and, at 11 lb. per 4’ x 8’ board, it’s a fraction of the weight of gypsum cover boards. With over 80 psi compressive strength and a durable coated glass facer, EnergyGuard™ HD is an ideal board for protecting your roof against the elements.


  • Easy to Handle:  Light weight (11 lb. per 4' x 8' board), easy to cut and install
  • Excellent Performance:  Highest R-value cover board at 2.5
  • Durable Construction:  Over 80 psi compressive strength combined with a durable coated glass facer
  • Versatile:  Compatible with mechanically attached TPO, fully adhered TPO, cold-applied MB, cold-applied BUR applications, and more

*Tested in accordance with ASTM C518. Specification Foam Core Only

Product Properties

Contact GAF Contact GAF
Professional Installation Find A Contractor
Pricing and Where to Buy DISTRIBUTORS & RETAILERS