How To Install Microwave Vent Through Wall With Vinyl Siding

Rectangular appliance wall vent is designed to fit most range hoods that will be vented outside through a wall.

How to install microwave vent through wall with vinyl siding.

Photo of unit installed it was heavy and bulky. This usually takes two people. The master flow 3 1 4 in. 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.

I have attached 2 pictures of what someone did with the tape and how the j channels. Tape the vent edges and then install j channels around 4 sides of the exhaust vent and trim the vinyl siding to fit. Install exterior vent hood utilizing proper exterior installation techniques applicable to your siding material. Line up microwave to duct and connect by placing it on the wall bracket or connecting bolts above.

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. I want to vent to the outside. This heavy duty wall vent is made of zinc coated galvanized steel.

Re install trim or 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. Go to a vinyl siding outlet store. 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.

If not see if they have the rectangle that is used for house numbers. This wall vent features a spring loaded damper which helps provide you with a tighter closing. What i ve done is cut an opening in the siding the size of the vent minus the flange.