EasyPro Sludge Remover Bacteria Blocks provide a simple and effective way to clear organic muck from the bottom of lakes and ponds. By breaking down fish waste, decaying plants, uneaten food, and other debris, these sinkable blocks help reduce sludge buildup and restore healthier pond conditions. Formulated with special cold-water bacteria strains, the blocks work in temperatures as low as 38°F. They also reduce odors caused by stagnant water, lower oxygen demand, and improve clarity by cutting down on nitrates and phosphates. Safe for fish, pets, and people, they’re ideal for spot treatments near docks and beaches or for whole-pond maintenance. Why Choose EasyPro Sludge Remover Bacteria Blocks? Reduces buildup: Naturally breaks down sludge on the pond bottom. Improves clarity: Cuts down on murky water, nitrates, and phosphates. Odor control: Eliminates smells caused by stagnant water and decay. Cold-water formula: Works in temperatures as low as 38°F. Safe solution: Harmless for fish, pets, and family members. Water Treatment Temperature Guide Spring/Summer: Works best above 55°F for rapid results. Fall/Winter: Still effective down to 38°F due to cold-water bacteria. Dosing Instructions Spot treatment: 1 block per 200–250 sq ft every two weeks. Full pond treatment: 15–20 blocks per 1/4 acre of surface area every two weeks. Maintenance dose: 15–20 blocks per 1/4 acre applied biweekly. PRO TIP For best performance, avoid using copper-based algaecides within 48 hours of applying sludge remover blocks, as they can reduce bacterial effectiveness.