Autel assembles pressurized “traditional” air tanks , suitable for being used with our coupling or threaded valves; or integrated tanks, suitable for being used with our integrated valves. All models are available with 4”, 5”, 6”, 8”, 10”, 12” and with flat or threaded exit tubes (BSP). The materials used are: carbon steel, AISI304 stainless steel, and AISI316 stainless steel.