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	PRODUCTS / SERVICES DISINFECTION & PURIFICATION Gas Feed Systems Ultraviolet Disinfection WATER TREATMENT EQUIPMENT Water Quality and Conditioning Products Chemical Injection Systems Metering Pumps and Accessories HEALTH & SAFETY Home : Disinfection and Purification : Gas Feed Systems     Disinfection & Purification Gas Feed Systems The former Capital Controls Company, now part of Severn Trent Services, pioneered the development of the all-vacuum gas feeder. The design principle has become the worldwide standard for the safe feeding of toxic gases such as Chlorine, Sulfur Dioxide and Ammonia. The Capital Controls® line for water and wastewater includes the following Gas Feed Systems…. Gas Feeders – Cabinet Gas Feeders – Pressure Gas Feeders – Vacuum Automatic Electronic Switchover Automatic Vacuum Switchover Automatic Valves Chemical Induction Units Ejectors Gas Filter & Gas Piping Accessories Instruments Pressure Reducing Valves Safety Accessories Scales and Accessories Vaporizers Wall Panels – Vacuum Vacuum Regulators Automatic Gas Feeders Ejectors Series 200 Gas Feeder Designed for manual or semi-automatic gas regulation with ten different capacities provides versatiltiy in metering gas flow requirements up to 500 PPD. Automatic is a simple addition. Advance ® Model 480 Gas Chlorinator Designed for manual or semi-automatic gas regulators with five different capacities up to 100 PPD. Capital Controls ® Series NXT3000 Gas Feed System Only one vacuum regulator is required to feed the maximum capacities of chlorine up to 500 PPD. A Member of American Chamber of Commerce of Trinidad and Tobago Water Quality Association
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