The Wyndam Branded Calmag Chemical Noise Silencer (1ltr) is expertly formulated to enhance the performance of both new and existing heating systems. This powerful flocculent shifts particles of silt, sludge, and sand, effectively reducing noise and improving efficiency. Just a quarter bottle is sufficient for an average domestic system, making it an economical solution for a quieter home. Experience smoother operation and prolonged equipment lifespan with this essential additive.