Pump Related Accessories Surge Suppressor The Trebor® Pulsation Dampener effectively reduces liquid line surging associated with pneumatically operated, positive displacement pumps. Pump Controller Pump controllers are designed to provide easy-to-use, trouble-free operation for your air-operated chemical pump. Quick Exhaust Valve The Trebor® quick exhaust valve will improve the performance of your air-operated pump by reducing exhaust back-pressure and safeguard your valuable control devices from corrosive vapors and residue. Fiber Optics Probe Trebor® fiber optic probes and monitoring systems provide complete performance and diagnostic capability for your high-purity pump. Test Bench This system provides basic control and monitoring of pump functions for the purpose of verifying pump integrity. Pump Tool Kit Complete tool kits specific to each pump model are available to simplify pump maintenance.