Screened louvers let you get the maximum effect of your power vent, even in a driving rain!
Stay dry and cool! The Fan / MateTM 850 covers most popular fan powered roof vents and allows the vent to open and bring in fresh air, even in the worst weather. Thanks to screened louvers positioned in the openings air gets in but water from wind-driven rain stays out.
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Please Note: This is a Heavy / Bulky item. $10.00 for heavy / bulky shipping and handling will be charged in addition to regular shipping and handling.