Dwyer Instruments MARK II-25 Manometer 326058-755 Specifically designed for R-410A refrigerant

Specifically designed for R-410A refrigerant systems

If your application requires high-limit monitoring above 7 PSI

mount 1 foot from the floor

How do I test the York S1-025-22273-001 for failure

A critical feature of the AME 25 SU is its integrated spring-up safety function

Dwyer Instruments MARK II-25 Manometer 326058-755 Specifically designed for R-410A refrigerantThe Dwyer Instruments MARK II 25 Manometer is a reliable, professional grade inclined vertical manometer designed for high accuracy pressure monitoring in HVACR systems. Built with a virtually indestructible white styrene acrylonitrile housing, this 0 to 3" W. C. range instrument utilizes a curved tube design to provide expanded scales with easy to read increments at low pressure levels. As a veteran technician knows, the precise 3% full scale