The urn’s durable fiberglass-resin composite construction provides all of the natural beauty of real rock with the added benefits of fiberglass

many variations of 3-phase and 50-Hz models available

Two nylon ropes required for anchoring (not included)

you need to be feeding high-quality fish food

or inflowing water

Bio-Clear Special Blend sludge cleaner The urn’s durable fiberglass-resin compositeBio Clear Special Blend is a highly concentrated, complex blend of fast acting microbial strains, enzymes, stimulants, and vitamins for rapid decomposition of dead algae and all organic debris on a cellular level, with visible effects after just a few applications. Bio Clear Special Blend removes nitrogen and temporarily binds phosphorus in the water column reducing algae blooms. Maximum acceleration of the breakdown process of organic materials