AirSelect3D Blog
AHU engineering, selection
and compliance — explained.
Practical articles on air handling unit selection, Eurovent ECP-05-2026 certification, ErP compliance, specific fan power, heat recovery and acoustics — written by the team building AirSelect3D.
How to Choose AHU Selection Software in 2026 — a Buyer's Checklist for OEMs
What separates modern AHU selection software from legacy desktop selectors? A practical checklist covering vendor data fidelity, Eurovent ECP-05-2026 compliance, 3D design, SFP calculation and export formats.
Eurovent ECP-05-2026 and ErP for AHUs — the Compliance Guide Sales Engineers Actually Need
A practical guide to Eurovent energy classes, winter and summer fs-Pref ratios, ErP/NRVU requirements and what an auditable AHU dossier must contain in 2026.
Specific Fan Power (SFP) Explained — EN 16798, SFP_int and Why Your AHU Quote Depends on It
What SFP means, how SFP_int is calculated for air handling units under EN 16798 and ErP, typical values by class, and how to keep a design under the threshold without oversizing.
Design your next AHU in 3D — in five minutes.
AirSelect3D runs certified manufacturer engines (Camfil, Ziehl-Abegg, eBM Papst, Friterm, Hoval) and ships an ErP-compliant Eurovent dossier with every selection.
Launch the 3D Designer →