Date: 12/31/1969 Views: 3045
Date: 04/02/2009 Views: 2825
Date: 04/06/2010 Views: 3491
Date: 08/23/2023 Views: 159504
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.