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C-21A Refrigeration Contractor (2017-05-01)
The construction, erection and installation of devices, machinery and units for the control of air temperatures below 50oF in refrigerators, refrigerated rooms and insulated spaces, and installation of any related insulation, ducts, blowers, registers, controls over humidity and thermostatic controls, lines for supplying natural gas from the unit to the point of connection in the existing line for natural gas at the meter or at any point thereafter, electrical service from the unit’s device to protect against excessive current to the main electrical panel, but not the installation of other gas or electric services for the devices, machinery or units.
70% Minimum Passing Score
Closed Book These books are for pre-test study only and are not available for use during the test.
$127.25Modern Refrigeration and Air Conditioning is the HVACR standard for a new generation of learner. Whether you're in a digital or print, on-ground or hybrid environment, this integrated learning solution will engage students with resource elements including textbook content, an online learning platform, video clips, narrated animations, digital activities, questions, and hands-on lab activities to assess and to reinforce learning based upon the original HVACR industry standard.
Publication Year: 2017
$26.78Make compliance with dense government safety regulations simple with MANCOMM’s 29 CFR 1926 OSHA Construction Industry Regulations. Updated through January 2017, the book provides you with a comprehensive set of the most up-to-date Construction regulations. Utilizing MANCOMM’s signature formatting approach – RegLogic – this edition includes notations for changes within the past year and letters of reference.
$115.00Uniform Mechanical Code 2012 provides complete requirements for the installation and maintenance of heating, ventilating, cooling and refrigeration systems, while at the same time allowing latitude for innovations and new technologies.