Flame King’s 50-pound refrigerant recovery cylinder is powder coated for high gloss and a durable finish. Constructed with a Y-valve for liquid and vapor. 3/4” NPT opening accepts 80% fill with a float switch shut-off device. The tank’s collar is designed for ease of handling. This reusable cylinder conforms to DOT-4BA-400 specifications and ARI guidelines. For the purpose of storage and transport of recovered refrigerant gases.