CFM to CFH Calculator
Convert cubic feet per minute to cubic feet per hour.
Enter your values
Enter the flow rate in CFM.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- Flow rate
- 3,000 CFH
- Per day
- 72,000 cu ft/day
- In CFM (check)
- 50
Quick answer
To convert CFM to CFH, multiply the CFM value by 60, since there are 60 minutes in an hour.
CFH = CFM x 60
At a glance
| What it does | Convert cubic feet per minute to cubic feet per hour. |
|---|---|
| Category | HVAC & Airflow |
| Inputs needed | Flow rate |
| Main output | Flow rate |
| Formula | CFH = CFM x 60 |
| Cost | Free — no sign-up, no download |
How to use the CFM to CFH Calculator
- 1Enter the flow rate in cubic feet per minute.
- 2Multiply by 60 to convert to cubic feet per hour.
- 3Use CFH for gas utility billing or appliance input ratings, which are usually specified per hour.
Inputs explained
- Flow rate(CFM)
- Enter the flow rate in CFM.
Worked example
Using the values the calculator loads with:
Inputs
- Flow rate50 CFM
Results
- Flow rate3,000 CFH
- Per day72,000 cu ft/day
- In CFM (check)50
Frequently asked questions
Where is CFH commonly used?
Natural gas and propane appliance ratings and utility meters are usually expressed in CFH, not CFM.
Is this the same for any gas?
Yes, it's a pure unit-time conversion independent of the gas type.
What do I need to enter into the CFM to CFH Calculator?
Just 1 value: flow rate. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the CFM to CFH Calculator work out the answer?
To convert CFM to CFH, multiply the CFM value by 60, since there are 60 minutes in an hour. It applies the formula CFH = CFM x 60 and shows the working so you can check each step by hand.
Is the CFM to CFH Calculator free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.