Comprehensive Package: Each purchase comes with 2 thermal relief valves, each featuring a 1/4inch NPT thread size. Designed to automatically engage at 145°F, these valves ensure your operates safely by regulating internal temperatures up to 200 PSI. Engineered for Durability: Crafted from robust brass, our thermal relief valves offer exceptional resistance to oil and corrosion, ensuring longevity and reliable performance under tough working conditions. A vital investment for maintaining your 's efficiency. Protective Mechanism: These valves serve an essential role by protecting s from overheating. The built-in seal melts at 145°F, allowing hot water to exit and cool water to enter, thus safeguarding the pump and extending its lifespan. Universal Fit: Perfect for use with a variety of brands including Generac, Homelite, Karcher, and more. They are direct replacements for part numbers Homelite 678169004, 678169002, 678169001, and Briggs and Stratton parts 208673 method, enhancing compatibility across several models. Ease of Installation: Simplify your maintenance routine with our thermal relief valves that are easy to install without the need for professional help. The threaded 1/4inch NPT connection allows for quick attachment or detachment, making it a practical choice for regular maintenance. Colour:Gold Material:Brass Package Contents: 2 x Thermal Relief 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.