Date: 12/31/1969 Views: 2917
Date: 01/09/2004 Views: 3073
Date: 06/10/2005 Views: 3042
Date: 08/23/2023 Views: 143956
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.