Pressure Pond Filters

Pressure Pond Filters at Lywood Aquatics. A pressurised filter is a sealed, water-tight canister that uses the pump's flow rate to push water through a series of sponges, which filter out debris and waste from the pond usually fitted with a UV clarifier, also known as UV sterilizers, are devices used to maintain pond water clarity by killing algae and harmful microorganisms. These devices work by exposing single-celled algae and bacteria to ultraviolet light, which destroys their DNA and prevents them from reproducing.