2Pcs Filter Pressure Gauge for Hayward Pro Series Sand Filter Model PRECISE & RELIABLE: Upgrade your pool's filtration system with this 1/4 inch NPT bottom threaded pressure gauge, designed specifically for select Hayward sand and DE pool filters. It offers a 0–60 psi range, ensuring accurate pressure monitoring for optimal performance. ROBUST CONSTRUCTION: Built to last, this pressure gauge combines a sturdy brass body with a polycarbonate case and lens. It is designed to resist pressure fluctuations and environmental conditions, ensuring durability and reliability through numerous pool seasons. SIMPLE INSTALLATION: This gauge is user-friendly with its easy installation process. It threads securely into place without the need for additional parts or tools, making it a perfect choice for quickly replacing a worn or damaged gauge. OPTIMAL FILTRATION MAINTENANCE: By regularly monitoring the pressure, this gauge helps optimize both filtration and backwash functions. Keeping an eye on the pressure ensures your pool water remains clean and clear. Compatible with Hayward Pro Series S140T, S144T, S180T, S210T, S220T, S220T2, S230T, S244T, S244T2, S270T, S164T, S166T, S210S, S244S, S310S, S160T, S200, S240 sand filters; MicroClear vertical grid DE filter models S245T, S190T; Perflex EC30, EC40. Accurate Readings: Provides precise pressure readings based on psi measurement. Color: As Shown Material: Brass body with polycarbonate case and lens Package Contents: 2 × ECX270861 Filter Pressure Gauges