Female Gas Ball Valve with hose nipple is approved with European Standard Gas applications (90/396/EEC) also in compliance to the latest Euro Norms EN:331:1998. Suitable for Water, Stream, Gas distibution such as Town Gas, Natural Gas, LPG etc. Can be used for Domestic and Commecial, Plumbing, Industrial Applications, sanitary, pneumatic systems, waterworks, oil pipelines, hot water services, condensate services, petrol and other hydrocarbon services etc. The Female thread with knurling provides full grip of PTFE thread seal tape covering any gaps properly & does not allow it to slip.