Patent ID: 7814709
Filing Date: 2010-10-19
Classification: E04D

Abstract:
1. A pipe boot comprising a unitary tubular body with a plurality of upwardly extending co-axial hollow cylindrical sections of successively smaller diameter, a plurality of radial shoulders with one of said plurality of shoulders between any two of said successive cylindrical sections, a first annular bead around an outer surface of each of said cylindrical sections, said first annular bead at a first end of each of said cylindrical sections and radially outward of one of said annular radial shoulders and having a width equal to a thickness of said one of said annular radial shoulders, a second annular bead around said outer surface of each of said cylindrical sections, said second annular bead spaced a short distance from said first annular bead leaving an annular arcuate trough between said first annular bead and said second annular bead, said annular trough having a width of at least 0.019 inch wherein such width is sufficient to receive a cutting tool for cutting said pipe boot along said trough, and said second annular bead spaced from a second end of each of said cylindrical sections a distance of at least five-sixteenths inch.