How To Install Microwave Vent Through Roof

Try to keep it close to the fan location.

How to install microwave vent through roof.

Dry fit the vent cap. Yes you can vent a range hood through the roof using a 6 single wall pipe. How to install a microwave oven over your range and vent it outside to avoid smoke and oil getting on your ceiling. Be sure to extend the pipe up at least 2 to 3 above the roof to prevent snow buildup from causing problems.

You can buy the proper flashing to install it on a flat roof and a roof cap that has screen around it to prevent insects from entering. To run the ductwork through the roof. Otherwise a roof vent will be needed. Mark the location where you will install the vent.

A vent should be installed between them when possible. Mount a tube of outdoor quality. Wear heavy gloves and use the tin snips to carefully trim the duct section to the required length. On the roof tuck the flange of a roof vent under the shingles above the opening and secure it with roofing tacks and roofing sealant.

From up on the roof use a jigsaw or reciprocating saw to cut a 4 in. In the attic mark a spot directly above the duct so you can cut a hole in the roof decking and extend the vent pipe up through that opening. If you are mounting the microwave on an exterior wall then you can use a wall vent. Use a hammer or a drill with a small bit to locate any wall studs or ceiling joists.

It may be necessary to install a new exhaust adapter but you can use the existing roof or wall vent route. Start in the attic and drill a hole through the roof in the desired vent location. Drill holes at the corners of the outline then cut out the vent opening using a jigsaw or reciprocating saw. Tape the paper template to the bottom of the upper cabinet.

Outline the location of the vent opening on the bottom of the upper cabinet. Vent cap installation measure the distance from the lip of the outer wall opening to the microwave mounting plate.