With its adjustable superheat setting and 5-foot capillary tube

For combustible fuel gas applications

this Armstrong pump delivers efficient HVAC water circulation with a maximum flow of 45 GPM and a max head of 24 feet

An integrated manual override crank and enclosed screw terminal strip simplify maintenance and wiring troubleshooting for technicians

Rated for heavy-duty HVAC blower motor integration

Dwyer Instruments HWT250 Thermometer R-134A With its adjustable superheat settingThe Dwyer Instruments HWT250 is a heavy duty bi metal hot water thermometer engineered for precise thermal monitoring in hydronic heating systems, boiler loops, and outdoor wood furnaces. Featuring a 2 inch dial with high contrast dual scales in both Fahrenheit and Celsius, this instrument provides reliable temperature tracking across a 30 to 250 degree range. The zinc plated brass housing and glass lens offer the durability required for demanding