DEKTITE SQUARE PIPE FLASHING BOOT: #8 Black EPDM Pipe Flashing Dektite (OD pipe size 6-3/4 to 14) ~ Roof Jack Pipe Boot is on-site adjustable ~ pipe flashing attaches easily ~ By Deks Dektite #8 Black Dektite SQUARE Standard Flexible Pipe Boot Flashing. Base is 19-1/2" X 19-1/2". EPDM Rubber Boot with Flexible Base (Aluminum Collar). Pipe Boot Fits 6-3/4" to 14" Pipe OD. Black Dektite Pipe Flashing is Rated for Continuous Service Temperature Ranges of -58F to +239 F Dektite Base Seals Against Uneven Metal Roofing with Ease. Pipe Flashing Will Not Break or Crack. Metal Roofing Pipe Flashing Boot is Designed for on-site Adjustment with a base of 5-1/2" x 5-1/2"