![](https://4.bp.blogspot.com/-7DeCT7PoAnc/W8mZJtbbfBI/AAAAAAAADpg/fhBPJw-qEAAUkaEdI7GazL1fdzR_VE2QgCLcBGAs/s400/2.png)
![](https://3.bp.blogspot.com/-DnbjrncgPY0/W8mZKaGJs7I/AAAAAAAADps/UJZtSEjfdxAEyW1plAUcOezKKag0TdcfQCLcBGAs/s400/4.png)
![](https://4.bp.blogspot.com/-hTTt4RIps2g/W8mZJjB8O7I/AAAAAAAADpk/ZFpWZoHVcVoxdwpzcYjeyv1FKsoZ07BoACLcBGAs/s400/12.png)
![](https://3.bp.blogspot.com/-w1j-v3YR8JI/W8mZJjGvksI/AAAAAAAADpo/B8rtokoI0CsfKG02OxNrPNu4insycodOgCLcBGAs/s400/14.png)
- Simple structure
- Filter traps do not need replacement
- Short cleaning time, small loss in pressure and flow
- Long life-span
- Equipment can be connected with the central control system
- High-precision filter
- Applicable to different water quality
- Only few wearing parts
- Continuous flow during automatic back-washing
- Action for automatic self–cleaning filter