Nice try.

I think this guy was trying to kill off his good lady, bath extractor fan (not working) attached to B vent off Water Heater and furnace. Home owner fell out of stupid tree and hit all the branches on the way down. http://www.nachi.org/forum/attachment.php?attachmentid=11850&stc=1&d=1180128372

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LOL!! AWWWWW, COME ON!! He was just trying to vent the thing to the outside!

Isn’t this a Canadian heat recovery ventilator? :slight_smile: