Air Vent with Valve

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Helping Boaters
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Key Features:

  • Anti-syphon air vent with valve is ideal for preventing cooling water from siphoning back into the exhaust or engine when off
  • Features reliable anti-siphon pressure valve
  • Self-contained design
  • Periodic maintenance to remove any salt crystals results in increased longevity
  • Air vent should be fitted at least 15.75”/40 cm above waterline to prevent siphoning
  • Suitable to be used with under waterline head intakes
  • Mounting bracket Not Included
  • Compatible with hose ID of 0.5”, 0.25”, 1” and 1.25”
  • Overall Dimensions:
  • Width: 3.86”
  • Thickness: 1.97”
  • Height: 6.38”
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