Insulated roofing structure and method

Details Insulated roofing structure and method Insulated roofing structure and method

1974-07-08

1976-06-29

Murtagh, John E.

Static structures (e.g., buildings)

With synthetic resinous component

With nonresinous component

52410, 52434, E04B 124, E04C 210

Patent

active

039656330

ABSTRACT:
A fireproof insulated roofing sandwich type assembly having incombustible rigid gypsum formboard beneath and toward the interior of a building from a layer of synthetic polymer foam placed above to the exterior of the building from the rigid formboard and a waterproof wearing surface to the exterior of the synthetic polymer foam. The roofing assemblies of this invention provide Class 1 and hourly fire ratings to precast wood fiber cement-bonded boards. The roofing assembly of this invention is also suitable for installation over steel roof decks.

REFERENCES:
patent: 2861525 (1958-11-01), Curtis
patent: 3029172 (1962-04-01), Glass
patent: 3111787 (1963-11-01), Chamberlain
patent: 3466222 (1969-09-01), Curtis
patent: 3672951 (1972-06-01), Moore
patent: 3763614 (1973-10-01), Hyde

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