How To Install Microwave Vent Through Wall With Vinyl Siding

Tape the vent edges and then install j channels around 4 sides of the exhaust vent and trim the vinyl siding to fit.

How to install microwave vent through wall with vinyl siding. Vinyl siding detail for exhaust duct if you use a j block you still have the issue of sealing the vent properly to it. This usually takes two people. It appears when this house was built provision was made for venting out the rear of the microwave into the standard 2 4 wall up the cavity inside the wall then up through duct work in the attic through the roof. I would like to use that path to vent a new microwave.

Install exterior vent hood utilizing proper exterior installation techniques applicable to your siding material. Photo of unit installed it was heavy and bulky. This heavy duty wall vent is made of zinc coated galvanized steel. This wall vent features a spring loaded damper which helps provide you with a tighter closing.

Re install trim or siding. The master flow 3 1 4 in. Use 3m flashing tape or vycor or tyvek tape to assist ensure that water will not enter the building envelope. Install as you would a roof boot having the top flange under the siding and the bottom over it.

Go to a vinyl siding outlet store. I want to vent to the outside. My microwave currently is on the interior wall i am running a 3 1 4 ducting above cabinet to exit out to the side of my house for venting. The old microwave did not.

I have attached 2 pictures of what someone did with the tape and how the j channels. They have exhaust hoods for over the range microwaves that will match your siding shape. Rectangular appliance wall vent is designed to fit most range hoods that will be vented outside through a wall.