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    Spun Aluminum Gravity Ventilator with Flashing Flange, Size 8

    Greenheck Product # GRSF-8
    Model GRSF is an aluminum ventilator designed to be used as an intake or relief unit on natural gravity or negative pressure systems. The GRS has a flashing flange for roof attachment.

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    SKUBASE/PANEL LENGTH x WIDTHTHROAT AREAINTAKE AREAPRICE
    Model / Size: GRSF-8
    19 x 19 in0.37 ft²1.3 ft²$153.92
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