- Compatibility: The ECX271261 pressure gauge is designed specifically for Hayward pool filter systems, including Star-Clear Plus cartridge filters and Pro and HCF series sand filters (models S244SV, HCV20715, C12002, S270T2). It also fits Hayward Perflex series extended-cycle D.E. filters and multiport valve models (I_PFPPTS, SP071620T, SP0710X62). - Easy Installation: Upgrade your pool maintenance with minimal effort. This pressure gauge can be installed without special tools or professional assistance. Simply remove your old dial gauge and replace it with this one to continue enjoying a clean and well-maintained pool. - Accurate Readings: Featuring a clear and easy-to-read dial, this gauge delivers precise pressure readings. Monitoring your pool filter performance has never been easier, allowing you to determine the optimal time for cleaning and maintenance. - Durable Design: Constructed from high-quality materials, this gauge is built to endure the rigorous conditions of pool and spa environments. Its durable design ensures long-lasting performance and reliability. - Practical Applications: - Use this gauge to regularly check the pressure of your Hayward filter system, ensuring efficient operation and extending filter life. - Ideal for pool professionals and homeowners alike, it simplifies routine maintenance and enhances overall pool care. Invest in the ECX271261 pressure gauge for reliable performance, easy installation, and peace of mind in maintaining your pool's cleanliness and efficiency.