Date: 08/02/2003 Views: 7349
Date: 01/25/2013 Views: 20435
Date: 08/09/2007 Views: 5475
Date: 08/23/2023 Views: 821155
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.