Date: 05/19/2008 Views: 4667
Date: 11/13/2013 Views: 30001
Date: 09/02/2009 Views: 4113
Date: 08/23/2023 Views: 159713
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.