3/8PT 16mm Worm Drive Silencer Filter Pump Compressor AccessoriesSuitable for oil free air compressors. It can be used for high-noise devices such as fans, air compressors, boilers, exhaust systems, generators, pumps and exhaust terminals, and is an ideal accessory for air compressors. Principle of Noise ReductionA silencer is a device that allows airflow through a silencer, but prevents or reduces the transmission of sound. The muffler is based on the principle of splash and resistance, and uses two layers of organic noise damping, which can better reduce noise. Functionthe muffler used for air intake of the air compressor not only blocks the dust, but also the dust in the humidity. This is an important measure to eliminate aerodynamic noise. This air compressor accessory can reduce the noise when the air compressor is working and is a good choice to reduce the noise of the air compressor. Easy to installthis compressor air filter with 3/8 inch thread fits most compressors and is easy to install and use. It is also a good tool to replace your old tools.