Date: 04/14/2012 Views: 23361
Date: 01/23/2006 Views: 4838
Date: 01/03/2011 Views: 8795
Date: 08/23/2023 Views: 703708
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.