Roof ventilator

Details Roof ventilator Roof ventilator

1984-04-11

1985-07-23

Joyce, Harold

98 4223, F24F 702

Patent

active

045302731

ABSTRACT:
A roof ventilator consisting of a conduit adapted to be secured in a hole formed through roof deck to extend upwardly therefrom, the conduit including a first perforated section extending through a hole formed in layered roofing material applied over the deck, a second section adapted to seal the hole in the roofing material, a third section extending to any desired height above the roof, and a header providing downwardly directed air outlets to the atmosphere. A drip pan is suspended in the attic space below the roof deck to collect and dispose of moisture either condensing in the conduit, or expelled from the layered roofing material.

REFERENCES:
patent: 1502944 (1924-07-01), Earhart
patent: 1931066 (1933-10-01), Eckert
patent: 2277982 (1942-03-01), Hosbein
patent: 4325290 (1982-04-01), Wolfert

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