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.

Otherwise the exhaust duct gets too cold when it runs through the attic. Using pvc pipe for bathroom exhaust fan duct. Is there any particular type of piping to be used through the attic metal ductwork pvc etc. On 2020 01 31 by mod use 4 pvc pipe as an exhaust duct.

Viewed 3k times 1. Most exhaust fans have either a 3 or 4 outlet. Ask question asked 4 years 1 month ago. Use flex vent pipe to go from the fan to the vent pipe pvc.

Does anyone know what i should use to connect my bath fans to pvc pipe. That said there is nothing stopping you from using regular rigid metal ducting. You can use round galvanized ductwork or pvc sewer pipe. What is california code on bathroom exhaust fans primarily at the point of how the tubing and what tubing is connected to.

I was going to use plastic flexduct but i can make the bends bends and some of length using. I m not familiar with a code that requires rigid ducting for bathroom fans. 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. By the way some home depot s and lowe s sell this stuff if you know what to look for.

You will get condensation build up from steam moist air when the pipe runs through a colder area. If they did run the exhaust fan into 2 pvc you will not get the air movement you need. A cold duct allows condensation of moist indoor air leading to drips from the exhaust fan. Mass local here unlike dryer ductwork it s not going to be subjected to high heat or a potential for significant lint accumulation.

To connect to the pvc go to an hvac shop and ask for a male 4 to a female connector. If you need to reduce the 4 to 3 tell them this or just explain what you need.