This OEM water heater part features an incoloy sheath construction

while the 1/4" NPT connection allows for seamless integration into existing systems

Superior Desiccant Performance: High-density core provides maximum refrigerant moisture removal and acid neutralization to prevent system corrosion

This model is primarily designed for hydronic cooling and heating systems

reducing the risk of cracking the sight glass or damaging the moisture-sensitive crystal during installation

Dwyer Instruments A-101 Red Gage Oil 323269-701 This OEM water heater partAs an HVACR veteran, you know that keeping your manometers in calibration isn't just a best practiceit's a requirement for accurate system diagnostics. The Dwyer Instruments A 101 Red Gage Oil is the industry standard fluid specifically formulated for use in inclined manometers and "D" type vertical manometers. With a precise 0. 826 specific gravity, this fluid ensures that your pressure readings are reliable and consistent across the line. This