Replacement Ballast / Transformer for Evolution Aqua Evo UV Clarifier Flow Rate at 5 Feet of Head_3750 GPH Planting pots will also keep

Planting pots will also keep Koi and other root eating fish away from the plants delicate roots

UVC bulbs should be changed at regular intervals

mulch or soil and can be planted to blend seamlessly into the surrounding landscape

Male threads on both inlet and outlet are less restrictive for high flow

Replacement Ballast / Transformer for Evolution Aqua Evo UV Clarifier Flow Rate at 5 Feet of Head_3750 GPH Planting pots will also keepReplacement Ballasts for Evo UV Clarifiers 15 W, 25 W, 30 W, 55 W, and 110 W. The link above will show a picture of the new (in 2021) unit. For 2020 models and older: The correct model is the WH5 120 L. All of those older models use this ballast. For 2021 models and newer, the correct models are: Ballast Box Spare 15w EA Pond UV SPBAL2115EAP Ballast Box Spare 25w EA Pond UV SPBAL21250EAP Ballast Box Spare 30w EA Pond UV SPBAL2130EAP Ballast Box Spare