Does painting one panel need less airflow?
What the gun itself needs
A spray gun like DeVilbiss Automotive Refinishing FLG Series and ANEST IWATA WIDER4 / W-400 family draws air at a fixed rate the whole time the trigger is pulled. That rate comes from the gun, not from how much surface is left to cover — painting one panel demands the same continuous airflow, gun in hand, as painting several.
What changes with project size
Project size does change something else: for one automotive panel, Garage currently validates an additional, lower-air-demand way to approach the job (for example, AEROPRO R500) — an option that isn't offered for 2–3 automotive panels in Garage's current model. That's a difference in which approach Garage currently supports for each scale, not a claim that the lower-air option is physically incapable of covering more panels.
Evidence
Published requirement, one panel or several: 12.3 CFM at 29 PSI.
| Project size | Strategies Garage currently offers |
|---|---|
| One automotive panel | 2 |
| 2–3 automotive panels | 1 |
This reflects which approach Garage currently validates for each project size, based on the spray-gun models Garage has evidence for today — not a general statement about spray-painting technology.
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