Robust and : Constructed from premium thickened brass, this air release valve offers exceptional resistance and high-temperature endurance. Ideal for use in challenging environments such as hot water radiators and baseboard heating systems, ensuring long-term reliability. Efficiency Enhancer: This valve plays a crucial role in the efficient removal of air from exhaust and HVAC systems, significantly boosting operational efficiency. It helps prevent air buildup, reducing the risk of overheating and system strain, which can lead to lower energy costs. Maintenance-Free Operation: Featuring a springless automatic reset snap structure, our valve operates consistently without the need for manual adjustments. This innovative design reduces the likelihood of mechanical failures, offering both peace of mind and reduced maintenance needs. Built-In Filtration System: Our valve comes equipped with an integrated filter that traps impurities and debris, ensuring circulation within the system. This not only enhances system efficiency but also extends the lifespan of critical components by preventing contamination. Versatile Compatibility: Available in male thread sizes of 1inch,these air vent valves are perfect for both new installations and replacements. Colour:Photo Color Material:Metal Package Contents: 1 x Powating valve 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.