Date: 02/02/2004 Views: 5083
Date: 08/06/2005 Views: 5932
Date: 12/31/2008 Views: 7631
Date: 08/23/2023 Views: 807546
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.