Compare Quick view Pentair Inlet Fitting, Pentair, 1-1/2"mpt, 1/2" Orifice, Dark Gray | 540016 MSRP: Was: Now: $4.29 Inlet Fitting, Pentair, 1-1/2"mpt, 1/2" Orifice, Dark Gray Manufacturer: Pentair Manufacturer #: 540016 Replaces: 540016 , 788379609382 Inlet/Outlet Application Fiberglass, Gunite, Vinyl Liner Inlet/Outlet Part Type Eyeball... Add to Cart Add to Cart