Sunsun hw 304b 525 gph 5 stage external canister filter with 9 watt uv sterilizer.
External canister filter with uv light.
Filter is capable of handling up to 525 gallons per hour with 4 flexible media trays that allow you to add your media of choice.
The fourth stage of the sunsun canister filter is a built in 9 watt ultraviolet uv light.
Set it up and it has been running for about 24 hrs and my tank is crystal clear.
Polar aurora 4 stage external canister filter with 9 watt uv sterilizer 525 gph with.
The set up is a little tricky and the instructions are not all that.
This will reduce the chances of an algae bloom and keep the aquarium clear.
Marineland magniflow canister filter for aquariums fast maintenance 4 2 out of 5 stars 1 499.
The uv light kills suspended algae that pass through the filter.
Only 13 left in stock order soon.
Sunsun hw 404b 525 gph 5 stage external canister filter with 9w uv sterilizer white 4 0 out of 5 stars 210.
The hw 304b has a built in 9 watt uv sterilizer to help kill algae spores and bacteria promoting crystal clear water.
When exposed to ultraviolet light the algae cells are killed.
Polar aurora 4 stage external canister filter 525gph with 9 watt uv sterilizer new 525gph prime.