hot water heat sizing....

kevin coppinger_4

if HWBB tube sizing 20F delta T allows ABOUT 80K for 1", 40K for 3/4" ,and 15K for 1/2" , about what could I get out of 1 -3/8" tubing run???? I 'm doing a home run set up w/ panel rads....kpc

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What no HDS yet?

19,000BTU/hr at 1.9gpm, 6.5'of head per 100 feet of tube 4 fps

Bump to a 30° delta t for 29,000, at 2gpm 6.7' 4fps

hot rod

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