Cubic Foot per Minute (cfm) to Gallon per Hour (US) Converter

Convert Cubic Foot per Minute (cfm) to Gallon per Hour (US) instantly — live results with exact conversion factors.

From

448.831169 gph

1 cubic foot per minute (cfm) = 448.8311688 gallons per hour (us). To convert cfm to gph, multiply by 448.8311688.

Quick Reference Table

Cubic Foot per Minute (cfm) (cfm)	Gallon per Hour (US) (gph)
1	448.831169
2	897.662338
5	2244.155844
10	4488.311688
20	8976.623377
50	22441.55844
100	44883.11688
250	112207.7922
500	224415.5844
1000	448831.1688

Formula

Convert Cubic Foot per Minute (cfm) (cfm) to Gallon per Hour (US) (gph) using the relationship:

gph = cfm × 448.8311688

How to Convert

Take the value in cubic feet per minute (cfm) (cfm).
Multiply it by 448.8311688 (the conversion factor from cfm to gph).
The result is the equivalent value in gallons per hour (us) (gph).
Example: 1 cfm = 448.831169 gph.

Reverse Conversion

Need it the other direction? Gallon per Hour (US) to Cubic Foot per Minute (cfm) conversion.

All Flow Rate Conversions

See the full list of Flow Rate conversions.

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FAQ

▸ How many gallons per hour (us) are in 1 cubic foot per minute (cfm)?

1 Cubic Foot per Minute (cfm) equals 448.831169 gallons per hour (us). Multiply by 448.8311688 to convert cfm to gph.

▸ What is the formula to convert cubic foot per minute (cfm) to gallon per hour (us)?

Multiply the value in cubic feet per minute (cfm) by 448.8311688 to get gallons per hour (us). Formula: gph = cfm × 448.8311688.

▸ How do I convert cubic feet per minute (cfm) to gallons per hour (us) easily?

Enter your value in the converter at the top of this page — the gallons per hour (us) result updates live as you type. You can also multiply by 448.8311688 directly.

Answer