It sounds like a viable way to vent the products of combustion outside the house. That's the main concern, get that CO and other gases outside. Sounds good to me. George penny x stamm wrote: > > George, they make a round hole thru a building block and > place some kind of small box on the outside wall. The vent goes > right to there and stops. No chimney required. It's rather like the > clothes dryer vent, or the kitchen stove exhaust fan vent on the > outside wall. > > We HAVE to do something for the very reason that in the summer > time, when the air conditioner and the hot water heater go on > simultaneously, fumes come into the workshop, plus condensate > backflows into the furnace vent and rusts out the doggone > furnace! This doesn't happen in the wintertime because of the > cold air being outside and the warm air inside. It happens in the > summer because of the cold air being inside and the warm air > being outside. The exhaust from the furnace has to flow thru > a 20 foot transite pipe before it finds the chimney! The house > was not built to take air conditioning. > > BTW, we are both delighted that your shoulder feels better! I > don't dare tell you to take it easy, but DO be careful! > > Penny, NY > > . > . > > ________________________________________________________________ > GET INTERNET ACCESS FROM JUNO! > Juno offers FREE or PREMIUM Internet access for less! > Join Juno today! For your FREE software, visit: > http://dl.www.juno.com/get/tagj.