Venting Kitchen Extractor Fan Through Roof

Be sure to extend the pipe up at least 2 to 3 above the roof to prevent snow buildup from causing problems.

Venting kitchen extractor fan through roof.

In the u s no national ventilation code exists. Leave the drill bit sticking through the roof so you can find the hole. Yes you can vent a range hood through the roof using a 6 single wall pipe. Hook up all the wiring following the color coding black to black white to white and green to green or copper use wire nuts to cover the loose ends of the wires and secure it under the electrical component cover.

With the vent hood hooked up turn it on and make sure the lights and fan work. 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. Ventilation codes are regulations with the force of law. Screw the ductwork together.

From up on the roof use a jigsaw or reciprocating saw to cut a 4 in. Authority for regulating ventilation in buildings is left up to each state and usually that authority is delegated to local jurisdictions counties and cities. Try to keep it close to the fan location. Run duct work through the attic then attach the stove vent to a roof cap.

In the u s no national ventilation code exists. Choice is go up to roof 5 6 feet or out the present vent 15 18 feet with insulated pipe or shorten the line by going straight to side of home but this requires going up high with latter to drill a new vent hole as tight quarters in attic prevent drilling from attic. Going to the soffet is 12 feet.