EasyPro Sludge Remover Bacteria Blocks is a bacteria formula designed to safely and naturally speed up the process of dissolving organic sludge and waste. The bacteria formula also helps reduce pond odors, nitrates, nitrites, phosphates, and ammonia. As an added bonus the enzyme producing bacteria also helps clear murky water and improve water clarity. This maintenance reducing product serves a variety of purposes and is ideal for backyard water gardens and even large farm ponds. The 1 oz. block treats up to 1,000 gallons and features a no mess design that allows the block to immediately start to dissolve once contact is made with pond water. EasyPro Sludge Remover Bacteria Blocks can be used in water as cold as 45°F, and is safe for pets, wildlife, and all aquatic life. It is ideally used together with pond bacteria products like Hydro-Bugs or EasyPro All Season Bacteria. Available in Sizes SBB80 (5 lbs.) contains 80 blocks and treats up to 80,000 gallons
