Roof ventilating apparatus

Details Roof ventilating apparatus Roof ventilating apparatus

1989-05-24

1991-06-11

Joyce, Harold

98 4221, 98DIG6, F24F 700, F24F 702

Patent

active

050223143

ABSTRACT:
Ridge cap ventilators and roof constructions incorporating such ventilators are disclosed. The ridge cap ventilator is low in profile and comprises either two corrugated vertilating members and a cover member, or alternatively comprises of a single piece member which has a plurality of raised ribs. Both ridge caps have a plurality of channels through which air is educed from the roof cavity to the building exterior.

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"Principles of Attic Ventilation", Fourth Edition, Air Vent Inc., Peoria Hts., Ill, 1985.

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