Date: 10/23/2003 Views: 3268
Date: 06/11/2010 Views: 4041
Date: 09/23/2007 Views: 3152
Date: 08/23/2023 Views: 81870
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.