Home » Valves & Fittings » AST ValvesModel 47USTWO - 4" NPT Overfill Valve2" Waste oil overfill valve kit designed to fit your 4” UST opening. Application -2” overfill valve. Designed to fit your 4" UST opening. With no minimum flow rate this valve can be used for a wide variety of applications.Features -✔ No minimum flow rate to operate✔ No line shock, gradual shut-off✔ No float hang up✔ Prevents overfills in tanks reducing contamination and costly clean-up✔ Completely automatic operations✔ Easily retrofitted to existing tanks✔ 4" NPT tank openingConstruction -• Hard coated aluminum• Reinforced closed cell float• Buna gasketsSales SheetWaste Oil Funnel: Sales SheetPrice: $0.00 47 Please Select...-20 -20-USTWO Tweet« Previous | Next »