Automatic drain valves for compressed air tanks or other gas pressure vessels to remove water or toxic liquids. With G1/2 thread, it is suitable for most air compressors. The automatic drain adopts die-casting aluminium structure, anti-corrosion, anti-rust and durable. Simple structure and small size. Use ensures gas quality and prevents damage to pneumatic tools and piping components. The precision deep threads of the automatic tank drain valve ensure a tight connection. The gas line connectors are easy to install and use for the automatic tank drain valve. With its die-cast aluminium construction, this automatic drain valve is a reliable, high-quality condensate drain. Use to maintain optimum operation of compressed air handling equipment. The air compressor valve provides good working results. Air compressor accessories operate automatically and reduce compressed air waste when discharging condensate., Weight: 0.4850169764 Pounds, Manufacturer: Samfox