Return Air Duct Board

Cut this duct board to size and use it to build your own hvac fittings or trunk duct and then assemble it with fiberglass weave and mastic or duct board approved duct tape for a convenient solution to your ducting problems.

Return air duct board.

Flexible duct can be installed in place of galvanized pipe in many applications if allowed by your local hvac codes. If the supply ducts are in the floor then the return air should be located up high. Can accept any size collar up to 18 in. If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on.

Can be easily cut to size. 55 yard x 2 inch 3 14 mil perfect for hvac sealing patching air ducts foam sheathing boards metal repair and more 23 99 23. Lambro rigiflex 4 in x 96 in aluminum semi rigid flexible duct. 99 8 00 item get it as soon as fri sep 25.

Attach a second air duct to the first by peeling back the insulation. The duct board return air box is an r6 the duct board return air box is an r6 insulated box that installs traditionally in a ceiling. If the air duct isn t long enough it is possible to add extra length. Dust levels in homes increase because of dirty air ducts.

Neither do studies conclusively demonstrate that particle e g. Duct board r 6 features fiberglass construction with an fsk backing for sturdiness over time. Item 1790033 model 1790033. Duct cleaning has never been shown to actually prevent health problems.

In addition its flexibility allows for easier installation in hard to reach areas. The master flow 48 in. Product is knocked down for shipping and must be. Menards offers a wide range of ductwork pipe and fittings to help your ductwork systems run efficiently these products are used for warm air return supply and exhaust systems.

All supply and return duct connections should be sealed with mastic or approved tape. This pulls the air across your body. Run the new flexible air duct under the house from the floor return to the underside of the air handler and attach to the metal vent box or plenum image 1. Only approved duct materials such as galvanized steel aluminum fiberglass duct board and flexible duct that meet local code smoke and flame spread criteria must be used.

The return air vent openings need to be on the opposite side of the room so the conditioned air is pulled across the room.