Features: upgrades your home heating efficiency with these Radiator Bleed Valves, a must have for maintaining best radiator performances and energy savings. Crafted from nickel plated brass, this pack of 6 bleed valves features a convenient rotating plastic head, ensuring easy and secure fit for all standard 1/2 inch threaded radiators. Suitable for homeowners, DIY enthusiasts, and professional plumbers looking to quickly and effectively release trapped air from radiators, enhancing heat distribution throughout room. Perfect for use in residential or commercial settings, these radiator valves are designed for simple integration into any heating system maintenance routine. The self sealing design of these bleed valves eliminates the need for additional sealants, offering a hassle frees installation experience that ensures long lasting reliability. Specifications: Material: steel Size: about 21x27cm/0.83x1.06inch Package Includes: 6xRadiator Bleed Valves note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.