Arizona  R-39/C-39 (CR-39) Air Conditioning and Refrigeration (Residential/Commercial) Contractor Book Package

Arizona R-39/C-39 (CR-39) Air Conditioning and Refrigeration (Residential/Commercial) Contractor Book Package

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Package includes the following books:

Code of Federal Regulations -29 CFR Part 1926 (OSHA), with latest available amendmen

International Fuel Gas Code 2018

International Mechanical Code 2018