Half Off Ponds’ Sting Ray 1200 is an all-in-one Pump, UV Clarifier, Filter and Fountain Set. Designed for ponds up to 1,200 gallons, this low profile workhorse includes complete biological, mechanical and chemical filtration. Multiple layers of filter media trap sludge and sediment. Bio balls have surfaces that are beneficial for bacteria colonization. Zeolite chips remove ammonia. This unit even includes a submersible 9-Watt UV clarifier! The 525 GPH pump, with integrated fountain nozzle, produces a beautiful display. You also have the option to divert the water flow to waterfalls or spitters. Includes extra long 25 foot grounded cord. UL listed. 1 year warranty.