As well the ross 150cm has passed the stringent.
Ross 150 roof vent.
The ross 150 roof vent is a patented design that has been tested and proven to perform.
The pictures below are from the little elm texas hail storm march 2017.
The ross 150cm is a patented design product that provides ventilation for flat roof applications.
Series model 300 450 solar attic fan.
The ross 150cm utilizes all the enhancements of the ross 150 static roof vent but with a fabricated curb to easily install over a building curb.
Rv 58 pdf ross manufacturing llc ross series 150cm roof vent.
Ventsure in flow roof vent.
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It is also a lower profile than most competitors vents which gives it more curb appeal.
It offers 150 square inches of net free venting area which means fewer roof penetrations saving time and money.
Ross 150 roof vent is class iv 2218 hail resistant.
The ross 150cm roof vent has passed the tdi texas dept.
Rv 41 pdf ross manufacturing llc ross series 65 slant back roof vent.