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Indirect radiators

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Jim Pompetti
Jim Pompetti Member Posts: 552
in Strictly Steam
found in basements,usually covered in wood and ducted to the outside . Of course no longer ducted outside . The EDR is usually noted by the size of the feed . Anyone know the edr of 1 1/2 & 1 1/4 pipe 

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  • Unknown
    Unknown
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    EDRs

    Jim - The following are EDR capacity for1 pipe steam laterals:

     1-1/4" - 55 EDR



     1-1/2" - 85 EDR



    Taken from Page 3 of the Burnham Heating Helper. I 've attached a copy.

    - Rod
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