Gretec offers an extensive range of air driven gas boosters and accessories. These unit, together with our wealth of experience in high pressure test rig building, has lead to the development of a series of rugged portable GretecPAKs. These GretecPAK systems are self contained, ready to operate, units which only require to be connected to your compressed air supply and the gas supply and discharge. All three of the Gretec gas booster types are available to be built into these standard systems. GretecPAK is a self contained Stainless Steel unit which incorporates the following items: Air pressure regulator, air filter, air pressure gauge and on/off speed control valve; Gretec air driven gas booster up to 1600 barg; inlet & outlet gas filter; inlet & outlet pressure gauge; safety relief valve and inlet and outlet isolation valves.