Rolled Sealants
Hardcast manufacturers True Zero VOC Rolled Mastic Sealants used in sealing metal and flexible ductwork. These Rolled Mastic Sealants are code approved and can be used in lieu of or in combination with Hardcast Liquid Sealant line. The Foil-Grip 1402 has a UL classification and meets NFPA 90 A and 90 B. The Foil-Grip 1403-181 BFX is listed by UL (Underwriters Laboratory) having a UL 181 B-FX. Thicknesses of both products are 17 mils with widths of 2, 3 and 4 inches by 100 feet. These products offer an immediate waterproof and airtight seal.