Pipe boot

Details Pipe boot Pipe boot

2009-12-17

2010-10-19

Canfield, Robert J (Department: 3635)

Static structures (e.g., buildings)

Exterior-type flashing

C052S098000, C052S100000, C052S198000, C052S302100

Reexamination Certificate

active

07814709

ABSTRACT:
A pipe boot includes a plurality of co-axial hollow cylindrical sections joined by an annular shoulder between successive sections. A first annular bead and a second annular bead surround each tubular section with the first annular bead positioned radially outward of each annular shoulder. The second annular bead is spaced a short distance from the second annular bead leaving an annular trough between them.

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