Plant Maintenance

Plant Maintenance Tel-Tru gauges are built rugged and accurate, to withstand the most corrosive atmospheres. Our gauges are a top choice for mechanical contractors for checking airflow, refrigerant pressure, electrical circuits, burners, and other components within the HVAC industry.

If you don't see what you're looking for below, click gauges for other mechanical contractor gauge configurations, or IR for other infrared thermometer configurations.