PRECISE & RELIABLE: Upgrade your pool's filtration system with this 1/4 inch NPT bottom threaded pressure gauge, designed for select Hayward sand and DE pool filters. It features a 0-60 psi range for accurate pressure monitoring and optimal filter performance. ROBUST CONSTRUCTION: Durable design with a brass body, polycarbonate case, and lens. Resists pressure fluctuations and environmental exposure for long-lasting reliability. SIMPLE INSTALLATION: Threads directly into place without additional tools or parts, making it easy to replace a damaged or worn gauge. OPTIMAL FILTRATION MAINTENANCE: Enables regular pressure monitoring to support efficient filtration and backwash cycles, helping keep pool water clean and clear. WIDE COMPATIBILITY: Fits select Hayward Pro Series models including S140T, S144T, S180T, S210T, S220T, S220T2, S230T, S244T, S244T2, S270T, S164T, S166T, S210S, S244S, S310S, S160T, S200, S240, S245T, S190T, and MicroClear vertical grid DE filters EC30, EC40. ACCURATE READINGS: Provides reliable pressure measurements in both psi and MPa. Design and print details may vary slightly by batch, but functionality remains consistent. COLOR: As shown MATERIAL: Steel PACKAGE CONTENTS: 2 x Filter pressure gauges Note: Light reflection and display settings may cause slight color variations. Measurement may vary by +/- 1-3 cm.