Tests a candidate’s knowledge of the design, installation, maintenance, repair, fabrication, alteration, and extension of air conditioning, refrigeration, heating, ventilation, duct systems, piping vessels, insulation, and related appurtenances within a complete system, limited to 25 tons cooling and 500,000 BTU heating.
Login credentials emailed upon enrollment
Unlimited access (no time limits)
Step-by-step solutions to math problems
The book set includes all required references for the Delaware Master Restricted HVACR exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.