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Posted by tim on April 11, 2008 at 12:33:06:
i was asked to look at a small addition , where the contractor . installed a one pipe steam ,small , radiator useing 3/4" cu. with a lot of pitch . and the home owner has install a large steam vent , and pitched the radiator . the radiator valve is all the way open , but still no heat in radiator . the installer , bushed the 2x11/4" tee to 3/4" . do i need to pipe radiator as two pipe , or can i increase single pipe supply/return to 1 1/4 and get heat?
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