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The following reference is recommended for the Maryland Master HVACR Contractor, Limited HVACR Contractor, and HVACR Journeyman examinations. These references are permitted to be used during the exam.
Modern Refrigeration and Air Conditioning, 21st Edition$172.99
Modern Refrigeration and Air Conditioning is the HVACR standard for a new generation of learner. It correlates to HVAC Excellence and PAHRA accreditation requirements to ensure complete coverage that prepares students for career success.
Manual J Residential Load Calculation (8th Ed.)$167.99
MJ8 produces equipment sizing loads for single-family-detached homes, small multi-unit structures, condominiums, town houses and manufactured homes. This new version incorporates complete MJ8-AE volume in a user friendly format.
ACCA Ductulator – Duct Calculation Slide Rule$67.99
One of our most popular catalog items! This durable two-sided plastic sizing wheel comes with a complete instruction manual for residential and commercial duct-sizing procedures. Designed by Hank Rutkowski.
Maryland HVACR Exam Review$219.99
We offer review for the exam in an online format. The online full exam review includes hundreds of questions and covers key concepts that you will be tested on.
- Study Tips
- Highlighting Guide
- Instructor Support
- Practice Exams
- Math and Calculations
- Licensing Information
2012 International Mechanical Code$88.99
Establishes minimum regulations for mechanical systems using prescriptive and performance-related provisions.
Maryland HVAC Tab Pack$42.99
PERMANENT TABS PACKAGE – This package includes permanent tabs for some of the references allowed to be used during the exam