Date: 12/31/1969 Views: 2491
Date: 04/16/2005 Views: 2956
Date: 10/15/2006 Views: 4158
Date: 08/23/2023 Views: 207964
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.