This pipe length is designed for appliances tested and listed for direct vent. Features a fully unitized twist-lock construction. Use of sealant is optional, unless specified by the appliance manufacturer. To calculate install length, subtract 1 1/2ÿ for each joint. No beads or hems. Black pipe lengths feature exterior laser-welded seams. This product ships in approximately 1 days
Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause c