4 TO 3 DIA PP REDUCER 4PF-4R3

4 DIA GASKET 4PF-GKV

4 DIA GASKET 4PF-GKETV

HORZ 4 DIA TERMINAL CONC VENT

4 DIA TWIN TO CONC PP Adapt

4 DIA FLEX SPACER 4PF-FLEX-SP

PIPE PP 4 DIA X 20 L 4PF-20

PIPE PP FLEX 4DIAX66' 4PF-FLEX

ADAPT PVC-PP 4 DIA 4PF-PVC-PF

ADAPT NOM-PP 4 DIA 4PF-NOM-PF