The floor heating manifold valve core boasts a high-position structure and an automatic spring valve core, ensuring smooth and efficient operation. proper for underfloor heating systems, it helps maintain consistent water distribution and temperature. Its sturdy construction ensure use, making it an essential component for effective heating management. Features -Color:Golden -Material:Copper, iron -Size: 5.50X3.00X3.00cm/2.16X1.18X1.18in -Thread part: G1/2 and G3/4 -Handle part thread: G1/2 and M30 x 1.5 -Handle post diameter: 4 mm. -Recommended tube diameter: 40.8 mm. -Backflow prevention: the high position design effectively prevents water backflow, ensuring the underfloor heating system operates smoothly -Precise temperature control: the shutoff spring valve core provides accurate water flow control, enhancing the efficiency of temperature regulation -Simplified operation: reset function makes it easy to operate, allowing for quick and effortless of the heating system -Universal fit: suitable for a wide range of underfloor heating systems, providing reliable heat distribution in both residential and commercial settings - performance: precision manufacturing reduces the need for maintenance, ensuring the system performs excellently over time and extends its lifespan Package list: 1 x Spring valve core