Technical Atmosphere to Inch of Water Column Converter

Convert technical atmospheres to inches of water column with our free online pressure converter.

Quick Answer

1 Technical Atmosphere = 393.70079 inches of water column

Formula: Technical Atmosphere × conversion factor = Inch of Water Column

Use the calculator below for instant, accurate conversions.

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All conversion formulas on UnitsConverter.io have been verified against NIST (National Institute of Standards and Technology) guidelines and international SI standards. Our calculations are accurate to 10 decimal places for standard conversions and use arbitrary precision arithmetic for astronomical units.

Last verified: November 2025|Reviewed by: Sam Mathew, Software Engineer

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How to Use the Technical Atmosphere to Inch of Water Column Calculator:

Enter the value you want to convert in the 'From' field (Technical Atmosphere).
The converted value in Inch of Water Column will appear automatically in the 'To' field.
Use the dropdown menus to select different units within the Pressure category.
Click the swap button (⇌) to reverse the conversion direction.

How to Convert Technical Atmosphere to Inch of Water Column: Step-by-Step Guide

Converting Technical Atmosphere to Inch of Water Column involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

inH₂O = at × 393.701

Example Calculation:

1 at = 393.70079 inH₂O

Disclaimer: For Reference Only

These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.

Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.

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Conversion Table: Technical Atmosphere to Inch of Water Column

Technical Atmosphere (at)	Inch of Water Column (inH₂O)
0.5	196.85
1	393.701
1.5	590.551
2	787.402
5	1,968.504
10	3,937.008
25	9,842.52
50	19,685.04
100	39,370.079
250	98,425.198
500	196,850.395
1,000	393,700.79

How do I convert Technical Atmosphere to Inch of Water Column?

To convert Technical Atmosphere to Inch of Water Column, enter the value in Technical Atmosphere in the calculator above. The conversion will happen automatically. Use our free online converter for instant and accurate results. You can also visit our pressure converter page to convert between other units in this category.

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What is the conversion factor from Technical Atmosphere to Inch of Water Column?

The conversion factor depends on the specific relationship between Technical Atmosphere and Inch of Water Column. You can find the exact conversion formula and factor on this page. Our calculator handles all calculations automatically. See the conversion table above for common values.

Can I convert Inch of Water Column back to Technical Atmosphere?

Yes! You can easily convert Inch of Water Column back to Technical Atmosphere by using the swap button (⇌) in the calculator above, or by visiting our Inch of Water Column to Technical Atmosphere converter page. You can also explore other pressure conversions on our category page.

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What are common uses for Technical Atmosphere and Inch of Water Column?

Technical Atmosphere and Inch of Water Column are both standard units used in pressure measurements. They are commonly used in various applications including engineering, construction, cooking, and scientific research. Browse our pressure converter for more conversion options.

For more pressure conversion questions, visit our FAQ page or explore our conversion guides.