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Series ARV designed to expel large volume of air at system start up, then close bubble tight. Unique self-guided poppet seals more reliably than ball designs; does not deform under pressure and assures minimal emission of system liquid prior to sealing. Sizes from 1/2″ to 4″ in a wide range of materials and connection types.
price by request
Available
Series DGV United States Patent #7,481,238 B2. Unique float design opens as air or gas collects in the valve, closes when liquid returns, allowing continuous expulsion of trace amounts of gas as it occurs. 1/2″ tee connection for virtually any pipe size; offered in a variety of corrosion resistant and ultrapure plastic materials — now including clear Acrylic for easy visual verification of degassing.
price by request
Available
The CARD valve series is available in 1”, 2”, and 4” series (CARD100, CARD200, and CARD400 respectively). The valves are available in Geon PVC or Corzan CPVC plastic, and with Viton or EPDM seal materials. The valves are Normally Open (NO) when there is no pressure or liquid in the piping system. Process connections are NPT or socket. Vent side connection is NPT. For other material or connection requirements, please consult factory
price by request
Available
- Series VB/VBM Patented diaphragm design assures dependable, repetitive, bubble-tight sealing to protect enclosed tanks from collapse or structural damage during draining. Also eliminates siphoning of dangerous fluids,and prevents vacuum damage to sensitive instruments and filters. 1/2″, 3/4″ and 1″ in a wide range of materials and connection types.
- Series VBS PFA encapsulated spring and special poppet provide performance identical to VB/VBM with same protection for tanks and piping systems against hazards, damage and financial losses caused by unwanted vacuum conditions. 1-1/2″ to 4″ sizes in a wide range of materials and connection types.
price by request
Available