Duct Sealant Or Foil Tape

Aggressive butyl rubber adhesive provides a permanent air and water tight seal.

Duct sealant or foil tape.

Hardcast recommends foil grip butyl tape for use with galvanized steel duct duct board or flex duct. If you d rather not mess with duct mastic to seal up your hvac system aluminum foil tape is a solid alternative. Read what i wrote. No matter which sealant you choose for your ducts make sure you choose a high quality product and clean the application area first.

Elk elk aluminum foil tape for metal repair air ducts insulated pipes hvac sealing ductwork vapor exhaust and heat resistant safe professional grade insulation sealer silver 1 88 in x 150 ft. Foil tape is flame resistant holds up in extreme temperatures and sticks strong in high humidity. Red devil 0841dx f seal 181. Red devil offers you one the best mastic sealant solutions around.

Both mastic sealant and aluminum foil tape are good options for sealing air ducts. Foil or metal tape if you re tackling an hvac job at home aluminum foil tape should be your go to. Product overview nashua foil mastic sealant tape seals and seams low medium and high pressure sheet metal duct systems and ul listed flexible non metallic ducts. Foil grip 1402 consists of 12 mils of butyl adhesive similar to the adhesive used in some flexible window flashings with a 2 mil aluminum foil top layer.

The best foil tape for hvac tape is easy to use strong and resistant to. The answer is in the article on this page. It simply does not hold up. 8 hvac tape mastic sealant reviewed 1.