Date: 05/12/2008 Views: 7015
Date: 12/31/1969 Views: 4012
Date: 06/23/2004 Views: 4133
Date: 08/23/2023 Views: 793315
These black polyethylene fittings used in the vent system were a huge mistake. Do NOT use polyethylene fittings. Use nylon, brass or stainless steel.