Convert US quarts per second to Cubic feet per minute
Convert US quarts per second (qt/s) to Cubic feet per minute (ft³/min) instantly and accurately.
Conversion Formula
ft³/min = qt/s × 2.005208333
About US quarts per second
The US quart per second (qt/s) equals 3.785411784×10⁻³/4 ≈ 9.464×10⁻⁴ m³/s, used in US industrial filling lines handling quart-size containers (motor oil, paint, sauce). A high-speed filling machine loading 1 qt bottles at 4 per second processes 4 qt/s per nozzle. 1 US qt/s ≈ 9.464×10⁻⁴ m³/s = 0.9464 L/s.
About Cubic feet per minute
The cubic foot per minute (cfm or ft³/min) equals 0.028316846592/60 ≈ 4.719×10⁻⁴ m³/s, the dominant unit for ventilation, HVAC airflow, and compressed-air system design in the US. ASHRAE ventilation standards, building-code fresh-air requirements, and dust-collector capacity are all stated in cfm. A residential HVAC system moves 800-1 200 cfm; an industrial dust collector handles 2 000-20 000 cfm. 1 cfm ≈ 0.4719 L/s.
Quick Reference Table
| US quarts per second (qt/s) | Cubic feet per minute (ft³/min) |
|---|---|
| 1 qt/s | 2.00521 ft³/min |
| 2 qt/s | 4.01042 ft³/min |
| 5 qt/s | 10.026 ft³/min |
| 10 qt/s | 20.0521 ft³/min |
| 25 qt/s | 50.1302 ft³/min |
| 50 qt/s | 100.26 ft³/min |
| 100 qt/s | 200.521 ft³/min |