【Durable Materials】The radiator valve is made of high -quality plastic and alloy. It has good production, good performance, long service life, durable and practical, easy to install, and not easy to deform or damage. 【Level 5 temperature adjustment, easy to use】 Multi -level modulation thermostat radiator, has 5 levels that can be adjusted, can be adjusted as needed; easy to install, if you need to turn off the thermostat, you only need to use the modulation index arrow 0 0 to use it to use it. Essence Reminder: Please avoid changing the radiator valve where the head is exposed to the sun. 【No specific temperature adjustment】 You will receive 3 radiator valve caps. The constant temperature radiator valve does not have a fixed temperature adjustment and affected by the heating temperature. The room temperature can feel the change of the external temperature. 【Extensive application】 Connection of the constant temperature valve is widely used in the connection of heating pipeline systems, water pipes, families, office decoration, etc. 【Scope of application】 Radiator thermostatic valve with M30x1.5 thread connection, suitable for radiator manufacturer's 30 x 1.5 thread connection, the upper limit of the zero setting ratio is 0, *, 1-5.