Pass your HVAC certification exam
Comprehensive HVAC certification prep covering EPA 608, NATE, and state licensing exams.
Your ReadyScore
Predicted chance of passing
Questions
1,100+
35K+
Certified HVAC Technicians Certified
92%
Pass Rate
1,100+
Practice Questions
4.8
App Store Rating
Free HVAC Certification Study Guide
Exam breakdown, domain weights, sample questions, and study timeline.
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Your path to becoming a Certified HVAC Technician
Three simple steps to know exactly when you're ready to pass the HVAC Certification
Practice with real questions
Answer questions that mirror the exact format and difficulty of the actual HVAC Certification exam.
Get your ReadyScore
Our algorithm predicts your actual probability of passing—not just your percentage correct.
Pass with confidence
Schedule your exam when your ReadyScore hits 85%+ and pass on your first attempt.
All HVAC Certification content areas
Refrigeration Cycle
Electrical Systems
Heat Pumps
Air Conditioning
Heating Systems
EPA Regulations
Troubleshooting
More than just practice questions
Upsero uses proven science to help you study smarter, not harder.
ReadyScore Prediction
Know your actual probability of passing your HVAC exam
EPA 608 Included
Full coverage of EPA Section 608 refrigerant certification
Pass Guarantee
Get a full refund if you reach 85% ReadyScore and don't pass
Join 35K+ HVAC technicians who passed
"Passed both my EPA 608 and state exam! Upsero covered everything."
Mike R.
HVAC Technician, Arizona
"The refrigerant and electrical questions were spot on. Highly recommend!"
Carlos T.
HVAC Tech, Texas
"Best HVAC prep I've found. The troubleshooting scenarios were exactly like the real exam."
Brandon L.
HVAC Installer, Florida
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Frequently asked questions
What HVAC certifications does this cover?
Our prep covers EPA Section 608, NATE (North American Technician Excellence), and content common to most state and local HVAC licensing exams.
Is EPA 608 certification required?
Yes! EPA 608 is federally required for anyone who works with refrigerants. Our prep includes full coverage for Type I, II, III, and Universal certification.
What topics are covered?
We cover Refrigeration Cycle, Electrical Systems, Heat Pumps, Air Conditioning, Heating Systems, EPA Regulations, and Troubleshooting.
Do I need separate HVAC licenses for different states?
Yes, most states have their own HVAC licensing requirements. Our prep covers the core content tested on most state exams.
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