Date: 03/11/2010 Views: 7478
Date: 11/29/1999 Views: 7584
Date: 12/22/2010 Views: 6038
Date: 08/23/2023 Views: 857755
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.