Shop / Cleaning & Potty / Tetra GreenFree Ultraviolet Pond Clarifier Tetra Tetra GreenFree Ultraviolet Pond Clarifier $139.99 UV Clarifier 5 watt UV Clarifier 9 watt UV Clarifier 18 watt UV Clarifier 36 watt UV Clarifier 5 watt UV Clarifier 9 watt UV Clarifier 18 watt UV Clarifier 36 watt Purchase Options Pick-up in Store Not Available Set your store for inventory and store pickup details Zip Code Search Same-day Delivery* Not Available No charge for delivery orders over $79. *Order before 2pm and have it delivered today. Orders placed after 2pm will be delivered the next day. Must be inside delivery radius. $10 Delivery fee on orders under $79. Zip Code Unfortunately delivery is not available to this address. In order to ensure the best availability accuracy, changing your selected store will remove all items from your cart. You will need to re-add these items with your newly selected store if you choose to continue. Continue Cancel Ship it to Me Not Available Quantity Add To Cart Information Ingredients Help keep your pond clear with Tetras GreenFree Ultraviolet Pond Clarifier. This device uses ultraviolet light to destroy suspended green algae by targeting the reproductive ability of single-celled algae. Once the algae are destroyed, they are pumped out of the clarifier, clumped and removed by your ponds filtration system. Tetras GreenFree Ultraviolet Pond Clarifier installs in minutes, is easy to use and conceal, and can help remove algae blooms in just 8 days! Why We Love It: 9 Watt Model is designed for ponds that can hold up to 1,800 gallons. Helps combat heavy algae blooms in ponds and water gardens for a clean, green-free finish. Comes with a UV bulb that can last for up to 11 months. About TetraTetra aquarium products are dedicated to helping seasoned hobbyists and beginners alike to enjoy a successful, life-long aquatic experience. Our complete line of Tetra nutrition, water care, filtration and aquarium products help make fishkeeping accessible to all hobbyists so they can benefit from its rewards. N/A Customers also liked Customer Reviews