On request RT can supply valves certified by TUV in accordance with the new standard ISO 15848 and with directive TA-Luft 2002. The standard ISO 15848 fix restrictive limits for fugitive emissions from valve sealings to make possible to use these valves also with very dangerous or polluting fluids.
To meet these high performance requirements, these valves are provided with special sealings and additional devices expressly designed to limit the fugitive emissions.
The qualified range cover the diameters from DN 50 up to DN 800 and the pressure classes from PN 6 up to PN 100.