Convert US quarts per hour to Cubic feet per minute

Convert US quarts per hour (qt/h) to Cubic feet per minute (ft³/min) instantly and accurately.

US quarts per hour (qt/h)
Cubic feet per minute (ft³/min)

Conversion Formula

ft³/min = qt/h × 0.0005570023148

About US quarts per hour

The US quart per hour (qt/h) equals 3.785411784×10⁻³/4/3600 ≈ 2.629×10⁻⁷ m³/s, used in US agricultural irrigation drippers (emitters rated in qt/h) and hobby aquaculture systems. A drip emitter rated 1 qt/h ≈ 0.946 L/h is a common size for garden irrigation in the US market. 1 US qt/h ≈ 2.629×10⁻⁷ m³/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 hour (qt/h)Cubic feet per minute (ft³/min)
1 qt/h0.000557002 ft³/min
2 qt/h0.001114 ft³/min
5 qt/h0.00278501 ft³/min
10 qt/h0.00557002 ft³/min
25 qt/h0.0139251 ft³/min
50 qt/h0.0278501 ft³/min
100 qt/h0.0557002 ft³/min

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