High stiffness cellular plastic siding

Details High stiffness cellular plastic siding High stiffness cellular plastic siding

1978-08-28

1981-06-23

Faw, Jr., Price C.

Static structures (e.g., buildings)

With synthetic resinous component

Foam

52518, 428170, 428159, 428167, E04C 100

Patent

active

042742366

ABSTRACT:
A high stiffness siding for use on the exterior surfaces of buildings, particularly houses, in an overlapping pattern, is formed of unitary structural foam plastic, preferably polyvinyl chloride, with integral reinforcing ribs on its internal surface. The thickness of the siding is about 55-85 mils, with the ribs being about 25-65 mils thick; the density of the foam is about 0.85 to 1.15, except in the vicinity of the ribs, the ribs having a density of about 0.75.

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patent: 4022643 (1977-05-01), Clark
patent: 4034528 (1977-07-01), Sanders
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