1/2" Hot Water Thermometer, Brass Well, Angle

Wal-Rich 1722008 – 1/2" NPT Hot Water Thermometer with Brass Well

The Wal-Rich 1722008 is a mechanical hot water thermometer designed to provide accurate temperature readings for closed-loop hydronic and domestic hot water systems. This model includes a brass thermowell and a 1/2" NPT connection, making it suitable for standard piping configurations in commercial and residential mechanical rooms.

Product Overview

Constructed with a 6" steel case and finished in white lacquer for improved readability, this thermometer is engineered for direct immersion via its included brass well. The dial displays a temperature range of 40°F to 280°F, making it ideal for monitoring water temperatures in heating loops, storage tanks, or process applications where consistent readings are required for system safety and performance.

Key Features

• Dial Range: 40°F to 280°F for typical hot water system monitoring
• Case Material: 6-inch steel housing with corrosion-resistant finish
• Thermowell: Includes brass well for installation into pressurized lines
• Mounting Thread: 1/2" NPT for direct insertion into water lines or manifolds
• Stem Immersion: Compatible with standard hot water system depths

Technical Specifications

• Manufacturer: Wal-Rich
• Part Number: 1722008
• Connection Type: 1/2" NPT
• Temperature Range: 40°F to 280°F
• Case Diameter: 6 inches
• Well Material: Brass
• Mounting Style: Rear mount with thermowell

Installation Notes

This thermometer is intended for direct installation into 1/2" female NPT ports using the provided brass well. A pipe sealant compatible with potable hot water systems is recommended. For pressurized or high-temperature applications, installation should be performed by a licensed plumber or HVAC technician to ensure safety and regulatory compliance.

Contractor Use Cases

• Hydronic heating system diagnostics and balancing
• Domestic hot water loop temperature monitoring
• Boiler return/supply line placement for visual inspection

Summary

The Wal-Rich 1722008 hot water thermometer offers a durable and accurate solution for mechanical temperature monitoring in plumbing and heating systems. With a wide operating range and a brass thermowell included, it’s a dependable option for professionals managing residential and light commercial installations.