ball valves gas regulator gas regulator valve BALL VALVES Cashco is a manufacturer of industrial regulators and control ball valves for the chemical to the sanitary industry. A complete line of regulators for any need whether it be pressure reducing or back pressure with spring apposed or dome loaded technology. Cashco has a complete line of control ball valves for the process control industry. Also Cashco supplies a educational seminar in ball Valves and regulators at no charge. This seminar is a generic educational tool to educate the industry on the operation of the products.