How To Install Sheet Metal Ductwork

Ductwork installation will almost always take place in your attic.

How to install sheet metal ductwork. Insert a 1 2 inch long self tapping sheet metal screw at the location where the two ducts overlap to provide a solid connection. Use one hand to keep the two edges close and the other to apply downward pressure. Cutting into existing duct work question. Use sheet metal duct elbows to work around bends and tin snips to cut the ductwork for a precise fit.

To fit your ducts simply cut the sleeve to length with a sharp pair of scissors. Assemble secure support and connect duct sections. Attach ductwork that branches off and approaches each vent or register in the house. It s okay to ask wye when to use which y and why.

Like any other insulation use additional layers to provide better insulation power. Hvac ductwork installation labor basic basic labor to install ductwork with favorable site conditions. How to adjust a round sheet metal ductwork elbow. Install 10 diameter metal ducting with 1 damper and 1 register per 20 ft.

Air seal and tape joints. Joints 1 are attached and the ducting is connected to vents and your hvac system. Contractors will plan the lines of ductwork needed according to your lighting then cut the ducting to fit the planned lengths. Boots registers and other fittings are not included.

Assemble the metal ducting like a zipper when assembling pipe start at one end and work the seam together like a zipper. The three screws will prevent the two ducts from moving and separating at the new seam. Insert two additional screws along the seam with equal spacing between the three screws. Installs easily and wraps around irregular ductwork areas well.