Pond FAQs

Why does waste water not drain when the tap on the waste valve assembly is open on my Tempest filter?
The white end cap at the bottom of the filter may be full of waste. It is possible to clear this by switching off the pump and unscrewing the waste valve assembly, allowing you to clear the blockage.
Why is the waste valve assembly is leaking on my Tempest?
Check the O-ring is seated correctly on the inside of the waste valve assembly.
Can the inside of the Tempest filter be cleaned?
The white end caps at the top and bottom of the filter are glued on. It is possible to unscrew the waste valve assembly at the bottom of the filter once the pump is turned off and the filter has been emptied during a cleaning cycle. This will allow you...
What parts come inside the box with the Tempest?
The Tempest arrives pre-filled with 7 litres of K+Media. You also receive the waste valve assembly, which simple screws onto the bottom of the filter, two slide valves and connection pipes which must be fitted using solvent weld adhesive to the inlet...
Can I install Tempest on a skimmer line with the return below water level?
The tempest can be installed with the return below the water line as it returns the water back to the pond under pressure. We would recommend fitting a one way valve between the filter and the pond so that it doesn’t syphon back from the pond when the...
What is the recommended flow rate for the K+Advanced Filter?
We specify optimum flow rates for the K+Advanced Filters: - 6,000 litres per hour for the 20" K+Advanced Filter - 12,000 litres per hour for the 24" K+Advanced Filter - 18,000 litres per hour for the 30" K+Advanced Filter - 30,000 litres per hour for...
Do I need a high pressure circulation pump for my K+ Advanced Filter?
No, one of the great advantages of the K+Advanced Filters is they produce very little back pressure, so you can use a lower wattage pump saving you money!
Do I need to use a pre-filter with K+ Advanced Filter?
Whilst a pre-filter such as the Cetus Sieve will reduce the cleaning frequency of the K+Advanced Filter, it is not a requirement.
Can I use the K+Advanced Filter as a stand alone filtration system?
Yes, the K+Advanced Filters are designed to be used with or without a pre-filter.
Can I fit a K+Advanced Filter on a surface skimmer?
Yes, the K+Advanced Filters are ideal for use on skimmer lines.
What is the maximum flow rate of the K+Advanced Filters?
The maximum flow is dictated by the pond size, there is no maximum flow rate specified, however we advise optimum flow rates.
How often will the filter need cleaning?
Typically in summer the filter will require cleaning once or twice a week, however every pond if different and cleaning requirement will vary depending on stocking density, exposure to sun and other variables.
Why is my water dirty when I'm using a K+ Advanced Filter?
1. Insufficient filtration time2. Low flow3. Dirty filter requires rinsing and backwashing4. Pump has blocked.5. Inlet line is blocked.6. Pump is not primed.7. Incorrect water chemistry. Check pH and other water readings. Check UV is working correctly...
Why do I need to clean my filter more often?
Too much algae. Excessive water flow and pressure. Check pump size. Overloaded with fish. Excessive feeding. Filter blocked through calcium.
Above normal or excessive force is needed to operate the multi-port valve of my K+ Advanced Filter
Scoring or jamming with foreign matter or debris. If this condition persists after rinsing, disassemble the valve to clear. Continued operation may result in leaking due to damage to the multi-port valve (spider gasket). See dealer or installer.
My filter media has gelled / stuck together in my K+ Advanced Filter
filter medi
Can the Cetus Sieve be used on both pump and gravity fed systems?
Yes, the Cetus can be used on both gravity and pump fed systems. You simply swap the rubber boots around on the inlet/outlet
Can the Cetus Sieve be used as a stand alone filter?
No, The Cetus Sieve I a mechanical filter only, it has no biological filtration.
What kind of filter is works best with the Cetus Sieve?
The Cetus Sieve is suitable for use with both pressurised filters such as the K+Advanced Filter, and non-pressurised filters such as the Nexus, the Cetus Sieve can be used with most brands of filter following the same installation procedure as outlined...
Can I install a Cetus Sieve and a K+Advanced filter on a pump fed system?
No, the Cetus will need to be gravity fed to install before a K+Advanced filter.
Did you find what you were looking for?