The nexus is now in situ and as the fish have been added to the pond the K1 can be put in this filter. An Answer 410 unit provides the required mechanical filtration.
The air pumps have now been added and connected up providing 200 lpm of air into the system.
Now that the fish are in the pond and being filtered by the nexus the second filter system can now been installed.
The UV and heat exchanger have been added to the system. The boiler is located in a small outhouse a few yards away from the filter-house. The purifier has also been sited.