1、Smart Draining: Can be used in compressed air equipment and pipelines to auto discharge the condensed water generated inside the compression system at any time to keep the compressed air dry and clean. 2、Good Filtering: While allowing the gas to pass through, the filter together with brass ball valve also prevents the debris particles from blocking the pipeline. 3、Safe for Using: Just connect the drainer to the air equipment and pipeline, without using the power supply, energy saving, environmental protection and safety. 4、Aluminum Alloy: Forged with aluminum alloy, the casing of this drain valve has a sturdy structure and good durability for long term use. 5、No Consumption: The special design makes it not consume air pressure and gas, which is leakage free as well, very safe and reliable.