Air Backflow Preventers Datasheets

Bushing Valve -- BUD (BU-050x0375)
from Check-All Valve Mfg. Co.

The Bushing Valve is a check valve with a standard bushing housing. The valve is adaptable to many types of service applications. It has very little restriction and produces a low pressure drop. It can be used quite effectively in systems where flow and pressure drop are critical by the use of a... [See More]

  • Media: Air; Chemical; Hydraulic; Water; HotWater; ColdWater  ; GroundWater; PotableWater; SaltWater (optional feature); Gas; Gasoline or Diesel Fuel (optional feature); HighPurity (optional feature); LP Gas (optional feature); NaturalGas (optional feature); SourGas (optional feature); SpecialtyCorrosive (optional feature); Steam; Liquids
  • Maximum Pressure: 3000.00
  • Valve Size: 0.50
  • Primary Material: BrassBronze; StainlessSteel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
Dual Check Valve -- 9BD
from Watts

Dual Check Vacuum Breakers for Vending Machine Water Supply Lines. Series 9BD Dual Check Vacuum Breakers for Vending Machine Water Supply Lines prevent the reverse flow of contaminates, such as carbon dioxide gas and carbonated water, from entering the potable water supply. It consists of a... [See More]

  • Media: Air; CompressedAir; Water; ColdWater  ; PotableWater; Carbon Dioxide
  • Maximum Pressure: 150.00
  • Valve Size: 0.25 to 0.38
  • Media Temperature: 33 to 140