A Heating Group 3 Technician in North Carolina Forced air heating and cooling system with cooling capacity of fifteen (15) tons or less in any building. Must be a sub-licensee of a H3-I or H3-2 Contractor. This is not a contracting license.
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Step-by-step solutions to math problems
The book set includes all required references for the Heating Group 3 Technician exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.