Date: 08/18/2009 Views: 5830
Date: 07/29/2007 Views: 4509
Date: 10/30/2007 Views: 12474
Date: 08/23/2023 Views: 798827
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.