Contact Us

Stock that Ships in 48 Hours

Air Gap

  • Part Number:
  • Ships From:
$ 31 98

Air Gap Backflow

The Air Gap prevents stormwater backflow from entering a rainwater tank/cistern, by creating a physical air break on the outlet of the tank overflow and before the stormwater drainage system. The Air Gap also acts as a visual inspection point to detect trickle top-up system failure.

Features and Benefits
Two removable mosquito screens for easy cleaning and low maintenance
Each screen is made from mosquito proof stainless steel mesh with 1/32" aperture
Air Gap provides a visual inspection point on overflows
Includes adaptors for secure connection to 3" stormwater pipes
Easy to install
Easy to paint

Installation Instructions

  • The Rain Harvesting Air Gap incorporates two 3" Female sockets (adaptors already fitted) that glue directly to 3" pipe.
  • Install the Air Gap to a vertical section of pipe after the overflow of the tank.
  • Install at shoulder height to provide convenient access for maintenance
  • Ensure the Air Gap is installed the right way up, NOTE instructions on product: ‘Install this side facing up’.
  • If installing the Air Gap to existing pipe work simply remove a 8" section of pipe to allow fitment.
    • SKU
    • Part Number
    • Mfr. Part Number TAAG99
    • Weight (lbs) 2.23
    • Manufacturer
      Rain Harvesting
    • Shipping From GA
    • Freight Class 110
    • Shipping Length 6.1
    • Shipping Width 6.2
    • Shipping Height 11.4
    • Shipping Weight (lbs) 2.23