Effective Noise Reduction: The air compressor muffler adopts a double-layer design of atomization and resistance principles to effectively minimize noise. Ideal for a quieter working environment. Versatile Uses: Suitable for oil-free air compressors and perfect for use in noisy appliances such as fans, boilers, exhaust systems, generators, pumps, and exhaust fittings. A must-have accessory for your air compressor. Dust and Moisture Protection: Our compressor replacement parts protect your air compressor from dust and moisture, greatly improving the efficiency and lifespan of the appliance. High-Quality Materials: Made of sturdy plastic and black in color, these mufflers are durable and reliable. A 13mm/16mm opening, they perfectly meet your needs. Practical Set: The set contains 2 air compressor silencers, each weighing only 50g/60g. Easy to install and ready to use to optimize the performance of your compressor.