General description The Compressed Air Filter Silencer is designed to effectively reduce noise from air compressors and other noisy devices. This set includes 4 pieces of 16mm 3/8 PT mufflers that allow airflow while minimizing sound transmission, making it an excellent choice for enhancing the comfort of your workspace. Technical specifications Quantity: 4 pieces Thread size: 3/8" (16mm) Material: Metal shell Compatibility and accessories Compatible with most air compressors Suitable for oil-free air compressors Can be used with fans, boilers, exhaust systems, generators, pumps, and exhaust fittings Installation Easy to install with 3/8" thread Can replace old mufflers effortlessly Usage Reduces noise from air compressors and other devices Improves efficiency and durability of air compressors