Can You Use Pvc Pipe For Bathroom Exhaust Fan

I have to run a length of about 3 meters of duct from the fan to the outside where there will be 2 90 bends.

Can you use pvc pipe for bathroom exhaust fan.

What is california code on bathroom exhaust fans primarily at the point of how the tubing and what tubing is connected to. Someone suggested a fernco coupling but a 3 fernco fits perfect on the pvc but it s too big for the fan s exhaust outlet. Is it legal to have the flex tube vented to a dormer vent but the tube ends 1ft short of the actual vent and not connected directly to it. Mass local here unlike dryer ductwork it s not going to be subjected to high heat or a potential for significant lint accumulation.

You will get condensation build up from steam moist air when the pipe runs through a colder area. To connect to the pvc go to an hvac shop and ask for a male 4 to a female connector. If they did run the exhaust fan into 2 pvc you will not get the air movement you need. By the way some home depot s and lowe s sell this stuff if you know what to look for.

Active 4 years 1 month ago. Is there any particular type of piping to be used through the attic metal ductwork pvc etc. I was going to use plastic flexduct but i can make the bends bends and some of length using. Does anyone know what i should use to connect my bath fans to pvc pipe.

Ask question asked 4 years 1 month ago. I m not familiar with a code that requires rigid ducting for bathroom fans. That said there is nothing stopping you from using regular rigid metal ducting. Also on a long run especially vertical you are bound to have problems like you have now.

On 2020 01 31 by mod use 4 pvc pipe as an exhaust duct. If you need to reduce the 4 to 3 tell them this or just explain what you need. Viewed 3k times 1. Use flex vent pipe to go from the fan to the vent pipe pvc.

A cold duct allows condensation of moist indoor air leading to drips from the exhaust fan. You can use round galvanized ductwork or pvc sewer pipe.