The Flame King 20LB propane cylinder comes with an overflow protection device valve & a built-in gauge. Never again will you have to worry about running out of propane with the built-in gas meter gauge that provides accurate gas level readings. This tank is pre-purged vacuum ready for filling with propane, avoiding you the cost and headache of purging your new tank. It is built from high-grade, welded steel and powder-coated for rust prevention. For your safety, your tank comes with an OPD valve to prevent overfilling, as well as x-ray and hydrostatic tested. You can be sure to transport safely both in the US and CA as they are DOT and Transport Canada certified.   

• NEVER RUN OUT OF PROPANE: Our built-in gas meter gauge provides accurate gas level readings so you don’t have to worry about running out of propane!
• EMPTY TANK: Pre-purged vacuum ready for filling with propane; built from high-grade, welded steel and powder coated for rust prevention
• OVERFILL PREVENTION DEVICE: Comes with an OPD valve to prevent overfilling; required by law in most States, if your tank doesn't have this, most places won't fill it!
• SAFETY: X-ray and hydrostatic tested and DOT and Transport Canada certified so you can be sure to transport safely both in the US and CA
• APPLICATION: Widely used for storing and transporting propane gas; commonly utilized for grilling, camping, heating, and other outdoor activities