Feet of water to Centimeters of mercury Converter
1 foot of water (ftH₂O) equals 2.24198424432 centimeters of mercury (cmHg).
Quick answer
- 1 foot of water = 2.241984244 centimeters of mercury
- 1 centimeter of mercury = 0.4460334646 feet of water
- Formula: cmHg = ftH₂O × 2.24198424432
1 foot of water = 2.241984244 centimeters of mercury
How to convert feet of water to centimeters of mercury
cmHg = ftH₂O × 2.24198424432
To convert feet of water to centimeters of mercury, multiply the number of feet of water by 2.24198424432.
Example: 4 ftH₂O to cmHg
- Start with the value in feet of water: 4 ftH₂O.
- Multiply by 2.24198424432: 4 × 2.24198424432 = 8.967936977.
- Result: 4 feet of water = 8.967936977 centimeters of mercury.
Going the other way, 1 centimeter of mercury = 0.446033464567 feet of water, so to convert centimeters of mercury back to feet of water you divide by the same number. See centimeters of mercury to feet of water.
Feet of water to centimeters of mercury conversion table
| Feet of water (ftH₂O) | Centimeters of mercury (cmHg) |
|---|---|
| 1 ftH₂O | 2.241984244 cmHg |
| 2 ftH₂O | 4.483968489 cmHg |
| 3 ftH₂O | 6.725952733 cmHg |
| 4 ftH₂O | 8.967936977 cmHg |
| 5 ftH₂O | 11.20992122 cmHg |
| 6 ftH₂O | 13.45190547 cmHg |
| 7 ftH₂O | 15.69388971 cmHg |
| 8 ftH₂O | 17.93587395 cmHg |
| 9 ftH₂O | 20.1778582 cmHg |
| 10 ftH₂O | 22.41984244 cmHg |
| 100 ftH₂O | 224.1984244 cmHg |
What is a foot of water?
The foot of water (foot of head) is used for pump ratings in the US: 2.31 feet of water is 1 psi.
What is a centimeter of mercury?
The centimeter of mercury is 10 mmHg, used in some older texts and gauges.
Convert feet of water to other units
- Feet of water to pounds per square inch
- Feet of water to bars
- Feet of water to kilopascals
- Feet of water to pascals
- Feet of water to standard atmospheres
- Feet of water to millimeters of mercury
- Feet of water to hectopascals
- Feet of water to megapascals
- Feet of water to inches of mercury
- Feet of water to millibars
- All foot of water conversions →
Convert other units to centimeters of mercury
- Pounds per square inch to centimeters of mercury
- Bars to centimeters of mercury
- Kilopascals to centimeters of mercury
- Pascals to centimeters of mercury
- Standard atmospheres to centimeters of mercury
- Millimeters of mercury to centimeters of mercury
- Hectopascals to centimeters of mercury
- Megapascals to centimeters of mercury
- Inches of mercury to centimeters of mercury
- Millibars to centimeters of mercury
- All centimeter of mercury conversions →
Frequently asked questions
How many centimeters of mercury are in a foot of water?
One foot of water is 2.241984244 centimeters of mercury.
How many feet of water are in a centimeter of mercury?
One centimeter of mercury is 0.4460334646 feet of water.
What is the formula to convert feet of water to centimeters of mercury?
cmHg = ftH₂O × 2.24198424432.