MERET® high pressure steel cylinders are available in 125 cu ft (size M) or 250 cu ft (size H) and include a CGA540 valve, fitted neck, and cylinder cap. High pressure steel cylinders meet or exceed DOT requirements. 125 cu ft cylinders have a filling pressure of 2265 PSI, have a water volume of 21.6 liters, an O2 capacity of 3540 liters, and measure 42.7” x 7” without valve. 250 cu ft cylinders have a filling pressure of 2265 PSI, have a water volume of 43.3 liters, an O2 capacity of 7079 liters, and measure 51” x 9.063” without valve. Add 1.5” lb for valve weight. All cylinders are shipped empty and do not include the MERET® logo. Please contact MERET® for availability and pricing.