The CrystalClear EcoPack brings together the best of the best from CrystalClear into one package designed to keep your pond crystal clear all season long! This easy-to-use pond care program fights common pond problems such as algae, murky water, unwanted muck ad built up debris on rocks, streams and waterfalls. The EcoPack 1000 treats a 1,000 gallon pond for up to 4 months, while the EcoPack 2000 treats a 2,000 gallon pond for up to 4 months. Your Season Long Pond Care Package Along with our 5 essential pond maintenance products, the CrystalClear EcoPack comes complete with easy-to-follow instructions and is packaged in into a re-sealable container to make sure your pond products stay together and within reach.