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 to ensure optimal performance. ROBUST CONSTRUCTION: Built for durability, this pressure gauge includes a brass body with a polycarbonate case and lens. It is engineered to withstand pressure fluctuations and environmental exposure, providing long-term reliability. SIMPLE INSTALLATION: Designed for easy setup, this gauge threads securely into place without requiring additional tools or parts, making it ideal for replacing a damaged or worn pressure gauge. OPTIMAL FILTRATION MAINTENANCE: Regular pressure monitoring helps maintain efficient filtration and backwash cycles. Keeping track of system pressure supports clean, clear pool water and improves overall filtration performance. WIDE COMPATIBILITY: Fits Pro Series models S140T, S144T, S180T, S210T, S220T, S220T2, S230T, S244T, S244T2, S270T, S164T, S166T, S210S, S244S, S310S, S160T, S200, S240, S190T, S245T, MicroClear vertical grid DE filters, and Perflex EC30, EC40. ACCURATE READINGS: Provides precise pressure measurements in both psi and MPa for reliable system monitoring. PRODUCT VARIATIONS: Product appearance and printed markings may vary slightly by manufacturing batch, but these differences do not affect functionality. COLOR: As shown MATERIAL: Brass and polycarbonate PACKAGE CONTENTS: 2 x Filter pressure gauge Note: Light reflection and display settings may cause slight variations in color between the image and the actual item. Allowable measurement error: +/- 1-3 cm.