Anver manufactures a range of vacuum valve types including vented ball, slide, miniature ball, flow sensing, relief and check valves. Vacuum check valves are available in 1/4" to 2" NPT sizes, and feature maximum pressure of 230 psi and temperature of 0 to 200F.

MKS Instruments manufactures a line of stainless steel vacuum isolation valves including safety shut-off valves, soft-start valves, and angle/in-line vacuum valves that are heated or unheated - with manual, pneumatic, or electromagnetic actuation.

VAT Inc. manufactures a line of vacuum valves including gate, pendulum, control, transfer, angle, diaphragm, gas and special valves for accelerators/synchrotrons. The valves are available with inside diameters ranging from 5/8" to 50".

Ulvac Technologies designs and manufactures vacuum valves including straight, angle, gate, variable leak, and leak types. The various vacuum valves feature manual, pneumatic, or compressed air drive methods, and maximum bakeout temperature ranging from 60 to 250C.