Visual learning for HVACR
See the science.
Strengthen your 608 knowledge.
Explore key refrigeration components and refrigerant concepts through this collection of visual learning resources from Visual3D Academy.
Watch • Learn • Review
EPA Section 608 video resources
Use these short videos to reinforce important concepts as you prepare for EPA Section 608 certification. Select any video below to begin.
Compressor
Condenser / Outdoor Coil
Metering Device
Evaporator Coil
Discharge Muffler
Accumulator
Global Warming Potential (GWP)
ASHRAE Refrigerant Safety Classification
Fractionation
Ozone Depletion Potential (ODP)
Go beyond the page
Bring HVAC learning to life.
Visual3D Academy transforms complex HVACR concepts into immersive, interactive learning experiences. Explore equipment, visualize components, and help learners connect classroom knowledge with the systems they will encounter in the field.
Important: These videos are supplemental learning resources and are not a substitute for an approved EPA Section 608 preparatory program. Successful completion of these videos does not constitute EPA Section 608 certification.