Free KY HVAC Exam Prep
Kentucky HVAC Contractor License (Master HVAC)
Prepare for the KY HVAC exam without spending hundreds on expensive prep courses. Free study guides, practice questions, flashcards, and related exam resources.
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Kentucky HVAC Contractor License License: Complete Roadmap
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Kentucky Licensing & Construction LawYou are here
Master KRS 198B, 815 KAR 8 DHBC rules, permit mandates, 815 KAR 8:080 inspection stages, KRS 376 mechanics' lien deadlines, and KRS 342 workers' compensation requirements.
Thermodynamics, Psychrometrics & Manual J/S
Study moist air properties on the psychrometric chart, sensible vs latent heat equations, Kentucky design temperatures, and ACCA Manual J/S load calculation sizing procedures.
Refrigeration Cycle & Heating Systems
Learn vapor-compression subcooling and superheat diagnostics, TXV operation, gas furnace combustion physics, heat pump reverse cycle defrost, and NFPA 54 gas pipe sizing.
Venting, Duct Design, Electrical & Safety
Review Category I-IV appliance venting, ACCA Manual D duct friction rates, hydronic piping, 24V control ladder schematics, EPA Section 608 A2L safety, and OSHA jobsite safety.
Free KY HVAC Prep Tools
136 Practice Questions
Kentucky-specific questions on licensing, mechanical codes, trade knowledge, and safety
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2026 Updated
Reflects current Kentucky HVAC licensing requirements and mechanical codes
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What You'll Study
10 chapters covering the exam topics in this guide
Chapter 1: Kentucky Statutes, Regulations & Licensing
3 sections
Chapter 2: Kentucky Business Management & Construction Law
4 sections
Chapter 3: Thermodynamics, Psychrometrics & Load Sizing
3 sections
Chapter 4: Refrigeration Cycle & System Components
3 sections
Chapter 5: Heating Systems, Combustion & Heat Pumps
3 sections
Chapter 6: Fuel Gas Piping & Combustion Air
2 sections
Chapter 7: Appliance Venting, Chimneys & Mechanical Exhaust
3 sections
Chapter 8: Duct Design, Air Distribution & Hydronics
3 sections
Chapter 9: Electrical Power, Motors & Control Diagnostics
3 sections
Chapter 10: Refrigerant Management, Safety & Maintenance Operations
3 sections
KY HVAC Exam Details
Kentucky HVAC Contractor License (Master HVAC)
Administered by Kentucky Department of Housing, Buildings and Construction (DHBC), Division of HVAC
Exam Content Breakdown
Based on the official Kentucky Department of Housing, Buildings and Construction (DHBC), Division of HVAC content outline
KRS 198B, 815 KAR 8, DHBC licensing, fees, permits, inspections, and contractor duties
Blueprint symbols and scales, schedules, specifications, quantity takeoffs, and HVAC math
Thermodynamics, heat transfer, psychrometrics, air properties, and trade fundamentals
Load calculations (Manual J), equipment selection (Manual S), duct sizing (Manual D), and ventilation rates
Furnaces, boilers, heat pumps, air conditioners, and packaged mechanical equipment
Vapor-compression cycle, compressors, metering devices, evaporators, and condensers
Ohm's law, motors, capacitors, circuit sizing, and 24V control circuits
Preventive maintenance, seasonal service, combustion checks, and service procedures
Fuel gas piping, combustion air, venting, hydronic piping, and insulation
What's Included
10 Chapters
Complete exam coverage
Practice Quizzes
With detailed explanations
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What's Next After the KY HVAC?
After passing the KY HVAC, you can pursue these career paths
Kentucky Journeyman Plumber License
Expand mechanical contracting operations to include commercial and residential plumbing and hydronic work under the Kentucky DHBC Division of Plumbing.
Kentucky Journeyman Electrician License
Add electrical trade capability for wiring HVAC equipment circuits, disconnects, and control panels under the Kentucky DHBC Electrical Division licensing framework.
NATE HVAC Certification
Validate advanced technician competencies across heat pump service, air distribution, and gas heating for utility rebate programs and premium commercial projects.
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