Used for installing roof vents, side mount vents, plumbing stacks, or refrigerator vents. Used on rubber roof installations and repairs. Comes complete with 36 screws and 8' of butyl tape. Lifetime Warranty

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov