thermostatic head 1.EN215 ,CE ,ISO9001/14001 2.Adjustment: 6 -28 ... Co.,Ltd.specialized in the manufacture of thermostatic radiator valve.We have produced the products for ten years and got a lot ... Russia,Romania, Greece,Croatia,Turkey, Poland, Ukraine and so on.Thermostatic head:Certificate: EN215 ,CE ,ISO9001:2008, ISO14001:2004Temperature range: 6 ... 390 g 370 g 360 g 455 g 600 g thermostatic head