4PCS Radiator Thermostatic Head, TRV Radiator Thermostat Head M30 x 1.5, Radiator Thermostatic Valve, Radiator Valves for Home and Office Heating System

High quality: The thermostat head is made of plastic, alloy, which is not easily deformed or damaged. Convenient to use and durable.

Upper limit of zeroing ratio: 0, *, 1-5. 5 modulation levels, easy to install. If you want to close the valve, screw it until the arrow points to 0. Thermostatic valves suitable for valves with M30 x 1.5 threaded connections and M30 x 1.5 threaded connections of radiator manufacturers.

Frost protection: Thermostatic valves with anti-freeze and regulation function. Built-in frost protection allows this thermostatic head to be used even in cold areas and prevents the radiator from freezing.

No fixed temperature adjustment range: This thermostatic radiator valve, which is influenced by the heating temperature and room temperature, is able to sense changes in outdoor temperature.

Advantage: High-definition internal structure design, the control knob is marked with a scale, which can control the internal temperature according to your needs. Thermostatic valve widely used for water, non-corrosive liquids and non-flammable gases.