Grayhawk Synthetic Underlayment - All Sizes badge-freedelivery a higher R-value means better

a higher R-value means better energy efficiency and lower heating and cooling costs

Knauf EcoBatt R-49 Kraft Faced Fiberglass Insulation Batts: This high-performance insulation offers an R-value of 49

Outstanding puncture resistance

The indoor and outdoor units are designed for close proximity easy installation

Grayhawk Synthetic Underlayment - All Sizes badge-freedelivery a higher R-value means betterUnique water shedding and special weaving technologies provide extraordinary walking traction, wet or dry. Gray Hawk provides legendary traction. Professional Roofers can tell the difference! Key Features Suitable for all asphalt shingle and metal steep sloped roofs. A superior substitute for any application calling for asphalt saturated underlayment (#15 or #30 felt) Deck side slip resistant coating Strong and durable Impervious to mold Lays flat and