Size: 1/2" CE certificate ISO9001:2000 certificate Most Competive Price&Top quality&Fast delivery Straight radiator valve with lockshield1, Size: 1/2"2, Material: brass, you could choose the specification of brass3, Brass radiator valve work load: 30N4, Radiator valve normal pressure: 8bar5, Radiator valve have CE and ISO9001-2000 certification6, Technics: forged, chromalized, galvanized, nickel- ...