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  1. 10-29-2005, 11:10 AM #1
    kuma
    kuma is offline Regular Guest
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    Hi, I am installing a ceiling mount ventilator and need to compare what the static pressure is for 10" and 8" duct run. The duct line consists of two 90's and 15 ft. of straight non-flex duct.

    Thanks!
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  2. 10-29-2005, 03:46 PM #2
    hvac_czar
    hvac_czar is offline Professional Member
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    Use your ductulator.
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  3. 10-29-2005, 04:00 PM #3
    dash
    dash is offline Banned
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    Static pressure would be relative to the cfms required .
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  4. 10-29-2005, 07:32 PM #4
    tinknocker service tech's Avatar
    tinknocker service tech
    tinknocker service tech is offline Professional Member*
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    at .1 8in is about 250cfm and 10in is about 375 cfm
    this is off the top of my head with out a ductulator but should serve your needs
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