Feature : This is a compact filter unit for use with Air and Spray Guns It fits into your Airline or directly onto a Spray gun to prevent water contaminating paintwork For Air Tools and Spray Guns Prevents water from the Airline or Compressor contaminating Paintwork Includes Condensation discharge valve The Clear filter bowl allows a visual inspection of built up moisture and is removed through a spring loaded valve at the bottom Filters dust, Oil and water condensation Filters Airborne solid contaminants such as pipe scale, rust, condensation from airlines Standard 1/4 thread will fit most spray guns and airlines