• Base Size: 12" Width X 16" Length

• For Pipe Size: 4"

• Roof Pitch: Up To 45 Degrees

• Material: Thermoplastic

• Color: Black

• Patented Positive Double Seal Ensure Leak-Free Fit Around Vent Stack

• No-Caulk Collar Allows Plenty Of Room For Expansion And Movement Of Pipe While Maintaining Leak-Proof Seal

• Fits Roof Angles From Flat To 45 Degrees

• Fits All Types Of Pipe Including Copper, Cast-Iron, Plastic, Aluminum, Galvanized And More

• Will Not Warp, Crack, Corrode Or Cause Roof Discoloration

WARNING: This product can expose you to chemicals including diethylhexyl phthalate (DEHP) which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.