This high-quality radiator air valve is made of durable brass and finished in shiny chrome, perfect for adding a modern touch to any radiator. The 1/2\" male automatic hygroscopic design ensures efficient air release and helps to maintain the proper functioning of your heating system. The PTFE seal provides a secure, leak-proof fit for added peace of mind. With its smart home protocol thread, this radiator air valve is compatible with many modern heating systems. The silver colour and sleek design make it a stylish addition to any home decor.