Vent apparatus for insulated roof structures

Details Vent apparatus for insulated roof structures Vent apparatus for insulated roof structures

1980-12-09

1983-06-07

Perham, Alfred C.

Static structures (e.g., buildings)

Enclosure or cover, with supplemental fluid-guiding port...

Attic vent

52 58, 98122, E04B 700, E04D 136, E04D 338

Patent

active

043864880

ABSTRACT:
Vent apparatus usable with insulation for roof structures includes a covering vent for a vent pipe and a flexible gasket which is secured to the insulation, and the vent covering is dimensioned so that either it or the flexible gasket may move with the insulation without resulting in damage to the vent pipe.

REFERENCES:
patent: 1511884 (1924-10-01), Heppes
patent: 4045922 (1977-09-01), Elliott
"American Builder", Apr. 1963, p. 112.

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