Tote Cover Adapter Material Polypropylene For Container Size 275 gal For Container Type Tote Bung Connection Dia 8 in Adapter Connection Type Buttress Max Operating Temp 104 Degrees F Min Operating Temp 12 Degrees F Compatible Chemicals Antifreeze (Coolant) DEF Wetted Materials Polypropylene For Use With DEF Kits Agency Compliance ISO22241 Diesel Exhaust Fluid Compatible Yes Food Grade No