Autoclave Engineers - Fluid Components is a manufacture of high pressure valves, fittings and tubing. The 6DB series ball valves are double block valves  featuring operational temperatures from 0°F (-17.8°C) to 400°F (204°C) and operational pressures up t0 15,000 psi as well as 316 cold worked stainless steel construction.

PBM Valve Solutions is a valve manufacturer. Double block valve products offered feature 1/4 turn operation, rod-out capability, welded tamper-proof body design, 1/2" to 1" sizes and lockable manual handles with standard and automation available.