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33ATD Air Release &<br/>Vacuum Breaker Valve with Air Throttling Device

33ATD Air Release & Vacuum Breaker Valve with Air Throttling Device

Designed to protect pipelines from air lock and vacuum collapse, the CLA-VAL Model 33ATD Air Release and Vacuum Breaker Valve eliminates air and prevents vacuum formations in pipelines. A large venting orifice and large float clearances freely exhaust or admits air during pipeline filling or draining. 

Product Advantages
  • Automatically eliminates air pockets
  • Easily serviced without removal from pipeline
  • Simple, effective patented design
  • Corrosion resistant internal parts
  • Threaded and flanged inlet options available
  • Engineered for lasting service Sizes 2", 3" and 4" UL Listed
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