Effective Jan. 1, 2020, NFPA 58 requires that the quick-connect valve, also known as K15, must be used for all autogas vehicles reinstated into service, purchased, or converted after the first of the year.
The quick-connect valve offers a nearly identical refueling experience to gasoline or diesel, which increases driver satisfaction with propane autogas, and has already resulted in an increase in propane gallons pumped. Learn more here.