What should I use to connect bathroom exhaust fans to exterior vents?
January 14th, 2010 | 
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I have two bathroom fans, I have found, are certainly not connected to the outside openings for them. The fact is that nobody I’ve talked to say that I use the damn things, I come in contact. No information at all would be very grateful!
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Tags: Bathroom, Bathroom Exhaust Fans, Bathroom Fans, Connect, Contact, exhaust, exterior, Fans, should, vents
Use plastic coated flexible or rigid metal conduit pipe. I prefer the corrugated sheet, as the work of some moisture in it. The channel is on the outer wall, thereby ensuring the discharge, launched. If you are on a cold winter climate, you can isolate the channel.
Any home store (Lowe’s, Home Depot, etc.) sells everything you need. I bought a kit for me as I renovated the bathroom. It came with the exterior air, hoses and all brackets and hardware. You can also purchase these separately. If your fans are running directly into your attic, it’s really hurt. The only problem that may cause air leaks in your attic back into your bathroom, unless the seals very good fan.
Both Dave S Sensible_Man and make good points. Excpet if Dave S said that was the ventilation in the bathroom in your attic no problem, it can be. While odors in your attic ventilation is not a big deal (unless you’re the one) can steam vent in the attic. Depending on where you live can lead to excessive smoisture the many different problems of isolation can produce compact (which shall not isolate very well) for the formation of moho.Me like a little bit of everybody. . . Go to your local “Home Supply Store” (Lowe’s, Home Depot, Ace, or) fourth Hardware describe what you have. You can cope better with the kits, or perhaps better with a few pieces. Type depends on the amount already ahí.Asegúrese that ventilation only downhill from the bathroom or condensation will run back down the pipe and most likely baño.Por the final quarter. . . Resist the temptation to use a safety valve for both tubes. Let the professionals. If you are both fans, while not able to move your normal volume of air as it) (for want of a better term, make a backup in the air. [It's like trying to have 2-lanes with high traffic to 1 lane. . . half as fast. ] The other thing I’ve seen is with a fan and a discount bathroom vents ‘A’ in B bathroon”Long answer, but I hope it helps. . .
Poly pipe is not made. It seems, dryer vent tubes, but 3 “diameter instead of 4.