Inches of Water to Bar
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inH2O
bar
Quick reference
| Inches of Water (inH2O) | Bar (bar) |
|---|
Formula
Bar = inches of water × 0.00249089
Multiply the inches of water value by 0.00249089 to get bar. To reverse — divide bar by 0.00249089 to get inches of water.
About this conversion
Inches of water column (inH₂O) is used in HVAC and low-pressure measurement, equal to approximately 249 pascals. Learn more →
The bar is a metric unit of pressure equal to 100,000 pascals, approximately equal to atmospheric pressure at sea level. Learn more →
Source: NIST International Reference