Dual-Flow Ventilation System Training
This course teaches dual-flow ventilation for refrigerated spaces, covering HRV sizing, duct design, safety protocols, and moisture control. Participants learn to reduce energy costs, safeguard refrigeration cases, ensure code compliance, and achieve balanced airflow in supermarkets and commercial projects.

4 to 360h flexible workload
certificate valid in your country
What will I learn?
Gain expertise in assessing sites, sizing HRVs, and designing duct layouts for small retail spaces. Master installation, electrical wiring, condensate management, safety procedures, code compliance, moisture control, and troubleshooting for reliable, energy-efficient ventilation systems with proper documentation.
Elevify advantages
Develop skills
- HRV sizing and airflow calculations using ASHRAE standards.
- Efficient duct and terminal layouts for balanced systems.
- Refrigeration integration to avoid icing and condensation.
- Safe installations with code compliance and wiring.
- Commissioning and troubleshooting for airflow issues.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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