Sealing Ducts With Foil Tape

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.

Sealing ducts with foil tape.

No matter which sealant you choose for your ducts make sure you choose a high quality product and clean the application area first. Foil tape is a versatile product with a multitude of applications and product styles. Keep your house efficient and more imprtantly comfortable by using aluminum foil tape to seal up ductwork gap. Aluminum tape aluminum foil tape professional contractor grade 1 9 inch x 150 feet 3 4 mil perfect for sealing patching hot and cold hvac duct pipe insulation home and commercial llpt aluminum foil tape 2 inches x 55 yards 3 94 mil high temp heavy duty adhesive hvac sealing hot cold air duct tape for pipe metal repair a2155.

Both mastic sealant and aluminum foil tape are good options for sealing air ducts. Sealing ductwork gaps with aluminum foil tape. Hardcast recommends foil grip butyl tape for use with galvanized steel duct duct board or flex duct. This roll is a mastic tape hybrid that has instant adhesion.

Nashua 324a cold weather foil tape is ul nashua 324a cold weather foil tape is ul code approved for sealing class 1 rigid 181 amp p or class 1 flexible 181b fx duct joints and connections. 3m aluminum foil tape 3340 2 5 x 50 yd 4 0 mil silver hvac sealing and patching hot and cold air ducts fiberglass duct board insulation metal repair 4 7 out of 5 stars 396 16 98 16. Still if you suddenly have a higher than average energy bill your. With a heavy duty foil backing that is printed for easy inspection and an aggressive acrylic adhesive nashua 324 amp is the ideal choice for heating.

It simply does not hold up. You don t need to press it into place to activate the mastic adhesion which comes in hand for hard to reach areas or for flex ducting that won t handle the pressure from a squeegee. 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 item 2860804. Despite the name dust tape never seal air ducts with duct tape.

Read what i wrote. For those with flexible duct the best flex duct tape is the hardcast rolled mastic foil. That s why it s important to have your hvac system regularly maintained.