Thermostatic Head,2pcs Thermostatic Radiator Valve Thermostatic Radiator TRV M30x1.5 Radiator Valve Replacement Head Heating System Temperature Control for

For valves with M 30 x 1.5 threaded connections and valves with M 30 x 1.5 threaded connections for radiator manufacturers.-Upper limit of zeroing ratio: ❉,1,2,3,4,5-It has frost protection and adjustment functions, which can provide adjustment assistance.-There is no fixed adjustment range, it is affected by heating temperature and temperature ambient.-By marking with arrows, you can easily find the desired temperature.-Head only supplied - valve is NOT included.-Applicable coil size: 15mm.-Note: Tighten to the value of 5, easy to install, if you need to turn off the thermostat, please adjust the index arrow ❉ (after the mark ❉).Package includes: Thermostat 2 * M 30 x 1.5