When Experience Matters!


OPW 21Gu™ Mis-filling Prevention Device (MFPD)


DEF mis-filling can be expensive.The OPW 21Gu MFPD offers the industry’s most effective and affordable insurance policy against mis-filling mishaps – actually stopping them before they happen. There is no better way to protect your investment and the environment.


Body: Special resin coated aluminum

Lever & Lever Guard: Duratuff®

Seals: Viton®

Inlet Size: M34 (adaptor required for each nozzle)

Weight 1 lbs
Dimensions 2 × 4 × 4 in
SKU: MFPD Categories: , , , ,