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Cash Acme 1/2" Vacuum Relief Drilled Vent, With Dust Cover
Part 518398
Brand Cash Acme
Free Shipping
in lower 48 states
Usually ships Next Day
Hassle-free returns

About this item

  • Cash Acme® .5" Vacuum Relief Drilled Vent With Dust Cover
  • Designed To Protect Hot Water Supply Systems And Pressure Vessels Against Negative Pressure
  • Low Profile Design With Slotted Vent Hole
  • Max Incoming Pressure 200 PSI
  • Max Temp 210° F
  • Certified To ANSI Z21.22/CSA 4.4
  • Prevents Internal Vacuum Conditions
  • Guards Against Siphonage, Burnt Out Heaters And Collapsing Of Storage Tanks And Negative Pressure
  • Opens Quickly In Emergency Situations On A 1" Mercury Vacuum
  • Every Valve Is Tested For Performance Prior To Shipping
  • Low Profile Design With Slotted Vent Hole
  • The Vent Hole Is Protected By A Circular Dust Cover That Is Approximately 1.75" Dia
  • Mfg #22397LF

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