Comparison : Item # 00187, Gasket, adhesive backed, 4' long
Item # 12363, Inlet pipe adaptor, 900 cfm, 6"
Item # 14411, Inlet pipe adaptor, 900 cfm, 5" for use w/steel media
Item # 11759, Gasket, inlet adaptor, 900 cfm
Item # 14055, Wear plate, 900 cfm