How to Read an Inch Ruler or Tape Measure

Bob and Sparky go over how to read a measuring tape or a ruler using fractions. Bob tells about a sneaky trick to make reducing fractions easier when using a typical tape measure or ruler.

Online HVAC Training

Refrigeration and Air Conditioning -Pressure Controls

An Animation of How the Refrigeration Cycle Works, with Each Components Function

How to Find a Refrigerant Leak on an AC Unit and Fix and Charge R22

Hvac - superheat and subcooling

Wet and dry bulb explained

HVAC Training - Pressure Guages and the Pressure Temperature Chart

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