Vent Microwave Into Attic

She said the vent was in the attic and again she was right.

Vent microwave into attic.

This is a step by step series starting with planning and materials to final installa. I agree with jonas. First we do not have all the facts. The old microwave did not.

The duct must be the sizes listed above for proper draw of air. A rectangular to round transition adapter must be used. Chapter 5 section 505 1 exception 1. From where i viewed did not see any inside openings on the vent plimbing although i did not climb over to the vent and look on the backside.

A recirculating vent on the other hand simply sucks in the air from the microwave and recirculates it through a filter back into the kitchen. Microwaves cannot be ducted into a common duct work. Some recirculating vents contain a charcoal filter to eliminate odors and reduce heat but for the most part they are ineffective at ridding the kitchen of the hot moist air from the microwave. We discuss the importance of venting to the exterior choice of vent components and materials and we refer to microwave oven manufacturers installation instructions.

Do not vent into an attic or crawl space. Both smaller and larger vents than recommended decrease venting performance. Second during cold winters you ll be blowing warm moist air onto a cold surface the roof vent and roof plywood. I want to vent to the outside.

First you ll partially block your roof vent with the piping reducing the flow of cooling air through your attic. 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 you re tempted to vent your exhaust fan through an existing roof vent or even vent it into the attic don t do it. No other questions need be asked answered to determine that it is improper to vent the range hood into the attic.

This article describes the venting options for built in microwave ovens and microwave oven vent systems typically installed above a stovetop or range. Microwave oven vent installation suggestions. The ventilation system may lead to an exterior vent or it may simply recirculate air back into the kitchen. Mstankiewicz marc stankiewicz july 10 2011 12 06am 8.

International mechanical code imc 2009. How to install a vent from a vent hood to the attic through a cabinet. I would like to use that path to vent a new microwave.