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    carnan's Avatar
    carnan Posts: 1, Reputation: 1
    New Member

    Feb 25, 2007, 01:19 PM
    Ventilation venting into a main vet stack ?
    Would It Be Possible To Cut A 3" Hole Into The Side Of A 6" Main Stack C.I.
    To Ventilate A Bathroom Fan?
    Building Is Brick Block / Would Rather Not Have To Go Through Wall
    Just To Vent A Bathroom Area.
    I Could Run The Tee In About 2 Feet Before It Goes Through The Roof.

    Thanks Any Ideas Greatly Appreciated
    ballengerb1's Avatar
    ballengerb1 Posts: 27,379, Reputation: 2280
    Home Repair & Remodeling Expert

    Feb 25, 2007, 03:10 PM
    Can you do it, yes. Should you do it,no, it is illegal and could cause fumes to back up through the fan when it is not running.

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