Supercool Slide Rule By Measuring Equipment New

HVAC Training Measuring Subcooling

Supercool slide rule by measuring equipment new it also contains testing for correct system airflow for a/c & heating for both electric and gas pressure drop chart wet bulb conversion chart troubleshooting compressors troubleshooting txv’s (tev’s) system operating diagnostics capacitors laws & practices ohm’s law wheel and every formula & conversion needed.