The Spec Master HPM6230 series single stage manual change control panels are designed for primary pressure gas control of non-corrosive or toxic, high purity gases up to grade 6.0 purity (99.9999%), on gas distribution systems where slight pressure variation is acceptable.
■ HPM6231 Series | Single Stage Two Cylinder Piston Manual Gas Change Control Panel, FKM Seal
■ HPM6232 Series | Single Stage Two Cylinder Piston Manual Gas Change Control Panel, EPDM Seal