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It was great hearing your back and forth banter ! I'll let you know how Sunday goes. Thanks again ! Marc

No idea yet - what do you recommend - bending or fittings? - Linear length is a semi-WAG, could be as long as 30-32 when all is said and done. Should I recommend 3/4inch tubing? thanks again!

Hi Wahoo! - yes, ALL the necessary piping from the furnace to the A/C unit outside will have to go through this route. It's a brand new builder home with no existing A/C unit.

Hi - getting a 3.5 ton Keeprite 16 SEER unit installed this weekend (3100 sq ft house - 32 windows, 9ft ceilings, corner lot, partially finished basement) There will be a 90 degree turn in the pipe...

To House: The furnace is closest to that wall and going out that wall (over the A/C unit, about 2 inches under the deck), is the shortest way to 'open air' (8-10feet from wall). He using 3 inch PVC...

P.S You're a real comedian FIRECONTROL.

Unfortunately when the exhaust goes through the deck there are TWO windows within 3 feet of the pipe (actually within 2 feet), so he can't do that.

He...

P.S You're a real comedian FIRECONTROL.

Unfortunately when the exhaust goes through the deck there are TWO windows within 3 feet of the pipe (actually within 2 feet), so he can't do that.

He...

The unit is 75,000 BTU and the furnace room was designed with two unobstructed vents for that purpose. The basement itself is about 1000sq feet and 90% of it is open space (no walls), so it should...

1. Can they reduce the pipe size from 3inch to 2 inch BEFORE they go through the outside wall, or after the pipe is outside (and then elbow it up and throught the deck - there are 3 elbows required...

BEENTHERE - Mr.Bill has posted a nice large picture for you. THANKS MrBill!

Thanks Buzz!

to HOUSE: Yes, that is the downspout you see.

hopefully you can see this picture and help us. thx !

I will try to convert it again to another format. Damn camera takes too high quality photos!

sorry took so long, had to convert photo into a Word document to get the file size down from 2meg to less than 100K !

This is a picture of the wall where they need to vent the furnace. The furnace...

Contractors onsite now. Rheem Prestige 90 unit is being installed within 5 feet of outside wall but outside 2nd story deck is about 7feet high. Contractors concerned about proper outside vending. May...