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  • Shut-off lockshield valve for balancing terminal units in heating, cooling and domestic water distribution systems. Set with snap-on wrench by positioning the special insert in the graduated ring. PN16. Operating temperature: -10÷120°C. Nickel-plated AMETAL® body, disc, stem and fittings.
    Nitrile rubber O-ring. 1/2” F/F connections

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    Part Number DN Kvs Q.ty/Box Box/Carton
    STK15 15 1,8 1 30
    STK20 20 4,5 1 15
    52187-003 Adjustment key 1 1