ERV/HRV planning worksheet

Heat Recovery Ventilator Sizing Worksheet

ERV/HRV worksheet keeps project details together: climate, indoor humidity goal, outdoor-air CFM, occupancy, duct route, filtration, service access, controls, and model-document needs.

Heat Recovery Ventilator Sizing Worksheet: Compare ERV and HRV paths from climate, humidity goal, outdoor-air CFM, occupancy pattern, duct route, filter needs, and service access. Confirm current model documents before using the worksheet for product selection.

Updated 2026-07-06
ERV latent review HRV sensible review CFM fresh air target Filter service path

Result use

Recommended next step

The output helps decide what to ask next for fresh air ventilation systems. Code compliance, recovery, and certification remain project-specific.

Carry Forward

Climate and humidity

Humid, cold, dry, and mixed climates can change whether latent transfer is useful.

Keep the climate note attached.

ERV/HRV planning result should enter fresh-air system selection with outdoor-air CFM, climate, duct route, filter access, service clearance, and current model documents together.