Vent Microwave Into Attic

No other questions need be asked answered to determine that it is improper to vent the range hood into the attic.

Vent microwave into attic.

A microwave oven designed to be mounted over a cooktop is usually equipped with a ventilation system to cope with the cooking odors smoke and moisture that rise from the cooking surface. Microwaves cannot be ducted into a common duct work. Both smaller and larger vents than recommended decrease venting performance. We discuss the importance of venting to the exterior choice of vent components and materials and we refer to microwave oven manufacturers installation instructions.

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. First we do not have all the facts. Anyway i went into the attic and saw a nice vent line going from over the microwave up to but not out of the roof. Do not vent into an attic or crawl space.

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. The duct must be the sizes listed above for proper draw of air. If round ducting also note the following. How to install a vent from a vent hood to the attic through a cabinet.

The old microwave did not. The ventilation system may lead to an exterior vent or it may simply recirculate air back into the kitchen. A rectangular to round transition adapter must be used. This is a step by step series starting with planning and materials to final installa.

I would like to use that path to vent a new microwave. Chapter 5 section 505 1 exception 1. Mstankiewicz marc stankiewicz july 10 2011 12 06am 8. 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.

Second during cold winters you ll be blowing warm moist air onto a cold surface the roof vent and roof plywood. 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. She said the vent was in the attic and again she was right. This article describes the venting options for built in microwave ovens and microwave oven vent systems typically installed above a stovetop or range.

I agree with jonas. First you ll partially block your roof vent with the piping reducing the flow of cooling air through your attic. I want to vent to the outside.