Vent pipe insulating sleeve

Details Vent pipe insulating sleeve Vent pipe insulating sleeve

1981-04-23

1984-04-17

Perham, Alfred C.

Static structures (e.g., buildings)

Flue connection to building structure

52199, 98122, 285 44, E04F 1704, E04D 1314

Patent

active

044426437

ABSTRACT:
An insulating sleeve designed for positioning over a sewer vent pipe associated with a dwelling includes a tubular-shaped member constructed of insulating material which is covered by a protective outer shell. Additionally, the ends of the sleeve are provided with watertight seals and a roof shield may be utilized to effectively attach the sleeve to a roof. The sleeve is designed to prevent frost and snow buildup within a sewer vent pipe in cold climates.

REFERENCES:
patent: 1010100 (1911-11-01), Wallace
patent: 2133376 (1938-10-01), Brown
patent: 2956495 (1960-10-01), Sublette
patent: 3783570 (1974-01-01), Storch
patent: 4115961 (1978-09-01), Bishop
patent: 4168726 (1979-09-01), Klennert

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