GI / SS Air pipes are installed on top of platforms on the aeration tank. These air pipes contain nozzles for connecting to the diffusers.
OTT diffusers are connected to these nozzles via rigid pipes which are lifted up along with the diffusers to the top of the tank.
- Can lift each Retrievable diffuser grid for cleaning/other maintenance purposes without draining the tank
- Individual diffusers can also be isolated on case of lower waste water flows, damages etc