Rolled Mastic Sealant

Hardcast rolled mastic duct sealant foils.

Rolled mastic sealant.

These rolled mastic sealants are code approved and can be used in lieu of or in combination with hardcast liquid sealant line. Foil grip 1402 is a pressure sensitive 40 year cycle duct joint and general purpose rolled mastic sealant. Why hvac technicians use tapes sealants. It provides an instant water resistant grip to most surfaces including sheet metal duct board flex duct pvc coated duct and duct wrap vapor barriers.

Heat and cold cycles used over throughout the year will cause any material to expand and contract. Rolled sealant is a hardcast duct sealant just like the ds321 the ccw181 and even the 404 solvent based sure grip all of which come in a bucket one gallon of liquid duct sealant has a coverage of about 320 linear feet using a 3 wide application and a rolled mastic is of course 100 ft of coverage. Aggressive butyl rubber adhesive provides a permanent air and water tight seal. 3 32 x 3 4 tape mastic is used for multiple sheet end lapping on roofs with slopes of 2 12 or less.

Thicknesses of both products are 17 mils with widths of. The foil grip 1402 has a ul classification and meets nfpa 90 a and 90 b. Over time the connections seams and splits can warp separate or. To read pdf files you need the adobe acrobat reader 6 0 or higher.

Foil grip 1402 is suitable for sub grade application on pvc coated duct and is. The foil grip 1403 181 bfx is listed by ul underwriters laboratory having a ul 181 b fx. Mastic sealants help provide a weatherproof seal and stop water from siphoning between sheets. Nashua foil mastic sealant tape seals and seams low medium and high pressure sheet metal duct systems and ul listed flexible non metallic ducts.