|
<< Page 14
>>
This picture showing the sand filter
installed for the
final polishing of water going back to pond.
This picture showing bacteria
breeding chamber consist of rock and coral stone
This picture showing a chamber
equipped with 40 watt UV Steriliser
1,
2, 3, 4,
5, 6, 7,
8, 9, 10,
11, 12, 13
>> Page 15
|
