[Efficient Air Release] Automatic mechanism enhances performance in the quickest exhaust air control, ideal for HVAC systems. [Standard Installation] Featuring a 1/2in male thread, this air vent valve is easy to install and fits most HVAC and plumbing systems. [Durable Brass Construction] Made from premium brass material ensures long-lasting function and reliable sealing under normal pressure. [High Temperature ] Designed to withstand a range of conditions, protecting systems from air buildup and maintaining efficiency. [Versatile Compatibility] Suitable for various applications, this valve serves as an excellent replacement for damaged or broken air vent valves., Manufacturer: Zerodis