Date: 01/23/2006 Views: 2315
Date: 02/20/2009 Views: 2856
Date: 10/29/2007 Views: 4369
Date: 08/23/2023 Views: 92067
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.