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FAQ Search Results
Are UV rays harmful?
Yes
What is an evouv quartz sleeve?
It’s a tube that looks like it’s made of glass, which separates the pond water running through the unit, from the bulb. It’s very delicate, like glass, and should be handled with extreme care. Quartz sleeves should be cleaned regularly to ensure that...
My green water isn’t clearing. Why?
Check that bulb is connected properly, and that the unit is wired in correctly, and on. UV should be on for 24 hours per day. Consult the recommended flow rates on the packaging. If water flow through the unit is too great, the contact time with the ...
My pond water is not clear, is this due to the evoUV not working correctly?
Koi, goldfish and other pond inhabitants can cause murky water by stirring up the bottom of the pond. This murky water should not be confused with suspended algae. Always check all your pond filtration is working and is being maintained correctly prior...
What do I need to reduce a 110W evouv from 2" to 1.5"
Can the Varipump be used with Nexus and EazyPod automatics?
Yes, the Varipump is ideal for using with either the Nexus or EazyPod automatic.
Are Varipumps self-priming?
No it is not self-priming. It will need to be placed below the water level.
I have replaced the diaphragm kit but my Airpump still does not work?
All the parts in the air pump can be replaced, if you have replaced the diaphragm kit and you pump still does not work it may be the electro-magnet. View electro-magnets
I have a nexus 320 pump fed automatic. I want to change to gravity fed. What do I need to purchase to do this.
Nexus Filters are supplied ready for pump fed installations. To convert it to gravity fed, please refer to the manual. https://evolutionaqua.com...
What are the Airpump Curves?
To identify the Airpump curves, please click from one of the below options:
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How should a Detox Dechlorinator be installed?
The ideal is to install it vertically. This way it ensures that all water is evenly distributed. The units can be installed horizontally, but vertical mounting is best.
Are Detox Dechlorinators ice proof?
No, Detox should not be left outside in winter with water in it. It is likely to crack. Instead, drain the unit and store vertically in an ice free environment.
Can I install a tap / valve after the Dechlorinator or throttle it back, downstream of the unit?
No, installing a tap after the unit is the number one cause of leaks and damaged units. Detox is tested to withstand average mains water pressure, but if a tap / ball valve is installed after the unit, pressure can build inside the unit.
What should I do when the dechlorinator is not in use?
Store it vertically and allow the water to drain away. Store in the dark to prevent algae growth.
What fittings come with the Detox Dechlorinator?
The Detox comes with hose fittings to attach your Detox to standard hosepipe.
What fittings are required to hard plumb the Detox Dechlorinator?
To hard plumb the Detox you require a ¾" single union female threaded to plain female connector and suitable pipe, we would suggest using ...
What can I use to mount the Detox Dechlorinator?
We would recommend using our 4" Pipe Clips. They are available to purchase from our parts store: https://evolutionaqua.com/tube-clips
Does Pure leave anything behind?
Yes, Pure Pond shrinks as bacteria is released, and a small bead about 5mm in diameter will remain. It is safe, and can be removed, or left in the filter with other biological media. Pure Pond may crack, split and shrink as all the bacteria leaves the...
I haven’t got a filter. Can I still use Pure?
Yes, Pure can be added to a wildlife pond or static water feature with no problems.
Can I overdose my pond with Pure?
No, but the bacteria inside Pure is aerobic (oxygen demanding,) so adding far too much Pure may deplete a pond’s oxygen levels, unless sufficient water movement and aeration is in place.
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