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Jim Dorsey

Jim entered the HVAC industry 40 years ago, earning his trade school degree from Lindsey-Cooper Refrigeration School in Irving, Texas in 1984. Jim has worked for 18 years as a Florida mechanical (residential and commercial) building inspector, and 20 years as a general contractor. Jim has earned his Environmental Control 1, Environmental Control 2, and Environmental Control 3- HVAC Heating and Industrial Electrical Service Certifications from the Society of Building Science Educators (SBSE) and holds a universal Refrigerant Training and Certification EPA card.

R-410A Phase Out: Understanding the Impact on HVAC Systems

February 10, 2023

410A Air Conditioner: What are the Benefits of R-410A Refrigerant-Based Systems

February 11, 2023February 10, 2023

410A Refrigerant: Benefits and Challenges of 410A AC Gas

February 10, 2023

Zoned Thermostats: Guide to What They Are and How They Work

February 10, 2023

Zoned Heating: Fundamentals Explained

February 10, 2023

Multi Zone HVAC: Understanding the Benefits and Cost of Zoned Heating and Cooling Systems

February 10, 2023

Dual Zone Air Conditioning Problems: Understanding Causes, Symptoms, and Solutions

February 10, 2023

Dual-Zone HVAC Systems: Maximizing Comfort and Efficiency

February 10, 2023

2 Zone HVAC System: Advantages and Disadvantages for Home Comfort

February 10, 2023
2 zone hvac

Variable Speed AC: Pros, Cons, and Is it Worth it?

February 10, 2023
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