4 Inch Straight Barrel Roof Jack Penetration Flashing for Flat Roof – with Vent Cap

Product Overview: Flashing Kings roof jacks are handmade from heavy-duty galvanized steel and finished with 100% soldered seams for ultimate durability and waterproofing. Used to prevent water from entering a home or building by protecting pipe penetrations through the roof deck. A roof jack, also commonly called a pipe boot receives and covers venting duct pipes from a variety of sources including: kitchen and bath fans, attic ventilation, or B-vent stack roof penetrations. Be sure to choose the flashing designed to work with the slope of the roof being waterproofed. Professional Grade G-90 Galvanized Steel (26 Gauge) 100% soldered seams Weather (Rain) cap pre-fastened   Specifications: Flange Length: 15” Width: 15” Barrel Diameter at base: 4” Diameter at top: 4” Height: 12”   Trade Names: Flat B-Vent Roof Jack, Vent Pipe Flashing, Boot, Pipe boot, Penetration Flashing, Cone flashing, Roof Boot, vent flashing, flash cone   *Review local building codes for approved installation/a