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Zone valve size

Post in 'The Boiler Room - Wood Boilers and Furnaces' started by oilbegone, Sep 27, 2008.

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  1. oilbegone

    oilbegone New Member

    Joined:
    Sep 5, 2008
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    62
    Loc:
    Cape Ann MA
    The zone valve that came with the Tarm was a 1" sweat valve and will be installed in a 1 1/4" run. Is the smaller sized valve going to cause a enough of a restriction to be concerned with?

    Thanks

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  2. Nofossil

    Nofossil Moderator Emeritus

    Joined:
    Oct 4, 2007
    Messages:
    3,422
    Loc:
    Addison County, Vermont
    In general, no, unless you're right at the hairy edge of not having enough flow.
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