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The ET117-005 universal water softener or water filter air gap is designed to provide a convenient way to install an air gap into 1-1/2" standpipe drain. This air gap can be connected to a water filtration system using flex tubing. The unique design provides a completely protected air gap without any possibility of water splashing out. The inlet accommodates flex tubing for a leak-proof installation in tight spaces. The right-angle inlet provides a convenient way of connecting discharge water tubing to a drain line through air gap.

The ET117-005 air gap is easy to use and legal to install in any state. The ET117-005 air gap is listed by UPC (Uniform Plumbing code) and tested for compliance with IPC (International Plumbing Code) and NSF standards.

  • Provides easy connection to 1-1/2" standpipe drain
  • Splash guard assures completely dry operation
  • Quick connect push-in inlet connector
  • Recommended usage up to 15 gallons/minute flow rate
  • Legal to install in any state, UPC Listed, IPC and NSF tested

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Manuals (2)
Product Type:

Air Gap

Inlet Type:

5/8" Compression

Outlet Type:

1-1/2" Standpipe Drain

Width (Inches):






Water Filter

Water Softener




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