Frost Protection Feature: This thermostatic valve includes an integrated frost protection setting that activates when room temperatures drop dangerously low. It slightly opens to allow warm water circulation, preventing system freeze and potential damage. Energy-Efficient Heating Solution: Equipped with an M30 x 1.5 thermostatic valve, our product optimizes heat distribution across the room while minimizing energy consumption. Experience immediate savings and enhanced comfort by upgrading to our advanced thermostatic heads. Zoned Heating Control: Ideal for managing heating in spaces, this valve allows you to shut off radiators in unoccupied rooms. Simple installation and individual room temperature control perfect for efficient heating management in residential or commercial settings. and Durability: Our thermostatic radiator valve features a knurled threaded connection that ensures a secure fit and excellent seal with your radiator. Tailor your purchase to the specific size and connection type of your radiator for optimal performance. Color: Gold Material: Metal Package Contents: 1*valve core Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.