SODIAL(R) Mini in Line Air Filter Moisture Water Trap for Spray Guns Air Tools Compact filter unit for use with air tools and spray guns This filter fits into your airline or directly onto a spray gun to prevent water from the airline or compressor contaminating paintwork. The clear filter bowl allows a visual inspection of built up moisture and is evacuated through a bottom spring loaded release valve - without taking the filter off the air tool. Connects directly to a Spray Gun to Filter out Dust, Oil and Water Condensation Filters airborne solid contaminants, pipe scale, rust, condensate from airlines