Date: 12/31/1969 Views: 2509
Date: 09/13/2009 Views: 2851
Date: 12/31/1969 Views: 4588
Date: 08/23/2023 Views: 86155
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.