Freeze proof adapter

Details Freeze proof adapter Freeze proof adapter

1992-10-05

1995-09-19

Arola, Dave W.

Pipe joints or couplings

Water closet type, floor-supported

285189, 285331, 522208, F16L 4108

Patent

active

054510813

ABSTRACT:
A freeze proof device for pipe is disclosed adapted to be permanently embedded in concrete or other material. The device has structure for automatically adjusting to the raising or lowering of the concrete caused by freezing and thawing of moist soil on which the concrete rests. The device is particularly useful for sewer tile.

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