allpondsolutions All Pond Solutions CUV-236 UV Light Steriliser/Clarifier Filter, 36 W

allpondsolutions 36w UV Light Steriliser for Koi Fish Pond & Aquarium Tank | CUV-236 Pond Clarifier - Helps Remove Algae and Greenwater

Pisces Twin Pack 36w (watt) PLL Replacement UV Bulb Lamp for Pond Filter UVC

Evolution Aqua Pure Pond Bomb – for Crystal Clear Healthy Water, Treats up to 20,000 litres