This cleaning brush set is designed for cleaning, coil maintenance, and professional cleaning services for residential HVAC units to keep equipment performing at its best. Key benefits - Improves efficiency by removing dust and dirt from evaporator coils, helping prevent premature HVAC damage. - Double-sided cleaning brush with smooth steel bristles and a floss comb provides effective cleaning without harming coils. - Durable bristles and a comfortable handle make this tool a practical addition to home HVAC maintenance. - Suitable for use by homeowners, technicians, and professional cleaners on household cooling and heating systems. Specifications and features - Function: coil cleaning and preventive maintenance for residential HVAC systems - Material: smooth steel bristles, floss comb, durable bristles, ergonomic handle - Compatibility: designed for evaporator coils in typical household central air conditioning units Use scenarios - Routine maintenance at home to refresh coils and improve airflow - Pre-season service to restore efficiency before peak heating or cooling months - Professional cleaning of residential HVAC systems as part of a service package