Roof drain fitting

Details Roof drain fitting Roof drain fitting

1996-03-08

1998-03-03

Taylor, Dennis L.

Hydraulic and earth engineering

Fluid control, treatment, or containment

210163, 405 36, E03F 100

Patent

active

057227918

ABSTRACT:
A roof drain fitting having a box-like bottom part screwed to the supporting roof over a break-through which extends through the roof. A top part having a down pipe and a collar as one unit is slipped over the bottom part. The top part is vertically adjustable to the height of a heat-insulating layer located on the roof. The bottom part and the top part are provided with heat insulation and are secured to each other with adjustable securing devices.

REFERENCES:
patent: 1538924 (1925-05-01), Boosey
patent: 2672205 (1954-03-01), McDonald
patent: 3529723 (1970-09-01), Hagedorn
patent: 4505814 (1985-03-01), Marshall

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