Overfill Protection Devices for propane tanks now the law

All propane tanks must have OPD valves or they will not be refilled

State fire marshal issues warning on refilling propane tanks this winter – WHIO TV 7 and WHIO Radio

Propane tank refill vs exchange

New Lot of 50 Propane Tank OPD Valves Overfill Protection Device

New Lot of 50 Propane Tank OPD Valves Overfill Protection Device

Rv Propane Tank Overfill Protection Device Identification

How to know if your propane tank is overfilled - Quora

How to Replace a Tank Valve for a Propane Cylinder

Can you get money for old propane tanks? - Quora

How do you repair a leaking propane tank?

Overfill Prevention Options for New Hampshire Storage Tanks

Propane OPD - Overfill Prevention Device Cylinder Valves