Aqua Environment Co. Inc. is a company based in San Francisco, California, specializing in designing and manufacturing high-pressure valves, regulators, adapters, indicators, switches, filters, and other components for high-pressure gas and liquid service. Established in 1967, the company has over 30 years of experience in producing quality products at a reasonable price. Their products, with typical pressure ratings of 6000 to 7000 psi, are used in various applications such as air compressor systems, gas delivery systems, control regulators, fire suppression systems, and cryogenic gas controlling. Aqua Environment's products can be used individually or in combination to provide diverse fluid flow functions.