Rolled Mastic Sealant

Nashua foil mastic sealant tape seals and seams low medium and high pressure sheet metal duct systems and ul listed flexible non metallic ducts.

Rolled mastic sealant.

Hardcast rolled mastic duct sealant foils. The foil grip 1403 181 bfx is listed by ul underwriters laboratory having a ul 181 b fx. To read pdf files you need the adobe acrobat reader 6 0 or higher. Ul 181b listed 25 to 295 f check price.

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. Foil grip 1402 is a pressure sensitive 40 year cycle duct joint and general purpose rolled mastic sealant. Over time the connections seams and splits can warp separate or. Heat and cold cycles used over throughout the year will cause any material to expand and contract.

Foil grip 1402 is suitable for sub grade application on pvc coated duct and is. Hvac ducting is no different. The foil grip 1402 has a ul classification and meets nfpa 90 a and 90 b. 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. Why hvac technicians use tapes sealants. 45 roll of tape mastic. These rolled mastic sealants are code approved and can be used in lieu of or in combination with hardcast liquid sealant line.