Date: 02/14/2012 Views: 6876
Date: 09/18/2010 Views: 3452
Date: 12/31/1969 Views: 4139
Date: 08/23/2023 Views: 212748
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.