Roof vent of synthetic fiber matting

Ventilation – Having outlet airway – Along roof ridge

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52199, 55524, F24F 702

Patent

active

054256720

ABSTRACT:
A roof ridge venting system using a mat constructed of randomly-aligned synthetic fibers which are joined by phenolic or latex binding agents and heat cured to provide an air-permiable mat with a varying mesh. The mat is a unitary sheet construction having no dissimilar sheets laminated or otherwise bonded together. In an alternative embodiment for use with heavier slate or terra cota tiles, the mat includes a grid pattern of small solid cores extending through the thickness of the mat.

REFERENCES:
patent: 4701197 (1987-10-01), Thornton et al.
patent: 4765915 (1988-08-01), Diehl
patent: 4876950 (1989-10-01), Rudeen
patent: 4942699 (1990-07-01), Spinellio

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