DEKTITE SQUARE PIPE FLASHING BOOT: #3 Black EPDM Pipe Flashing Dektite (OD pipe size 2 to 4-3/4) ~ Roof Jack Pipe Boot is on-site adjustable ~ pipe flashing attaches easily with roofing screws ~ By Deks Dektite #3 Black Dektite SQUARE Standard Flexible Pipe Boot Flashing. Base is 8-9/16" X 8-9/16". EPDM Rubber Boot with Flexible Base (Aluminum Collar). Pipe Boot Fits 1/4" to 5" 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.