Features: Ensure optimally pool filter performances with the ECX270861 pressure gauge, designing for precise water pressure monitoring across various sand filters and multiport valves. Crafted from corrosion resistant PVC, this waterproof gauge offers clear readings and easy installation, making it a reliable choice for maintaining your pool's filtration system. Ideal for pool maintenance professional, homeowners, and pool equipment suppliers, this pressure gauge is suitable for both expert and novice users. Perfect for daily water pressure monitoring and maintenance in homes pools, public swimming facilities, and spa, ensuring safe and efficient operation. With its robust design and compatibility with multiple filtration system, the ECX270861 pressure gauge is essential tool for any pool care routine, enhancing longevities and performances. Specifications: Component:PVC Diameter:Approx.50mm/1.97inch Package Includes: 1pcs Pool Filter Pressure Gauge note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.