What does Btu (IT) foot/hour/square foot/°F measure?

It measures thermal conductivity as heat flow per hour through a 1-foot-thick material layer with 1 square foot area and 1°F temperature difference.

Why convert from Btu (IT) foot to Btu (th) inch units?

To compare heat flow values that differ in thickness units and energy definitions, important for accurate thermal analyses in engineering and construction.

Can this conversion be used for all types of materials?

Yes, it is especially relevant for building materials like insulation, brick, and wood in HVAC and construction contexts.

How to Convert from Btu (IT) foot/hour/sq. foot/°F to Btu (th) inch/hour/sq. foot/°F

Learn how to convert thermal conductivity units from Btu (IT) foot/hour/square foot/°F to Btu (th) inch/hour/square foot/°F for building construction and engineering applications.

Btu (IT) foot/hour/sq. foot/°F

Btu (th) inch/hour/sq. foot/°F

Please check your input. It must be a valid numeric value.

Btu (IT) foot/hour/sq. foot/°F to Btu (th) inch/hour/sq. foot/°F Conversion Table

Btu (IT) foot/hour/sq. foot/°F	Btu (th) inch/hour/sq. foot/°F

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Btu (IT) foot/hour/sq. foot/°F to Btu (th) inch/hour/sq. foot/°F Conversion Table
Btu (IT) foot/hour/sq. foot/°F	Btu (th) inch/hour/sq. foot/°F

Explore More Thermal Conductivity Units Converter

What Is This Tool?

This converter facilitates the conversion of thermal conductivity values between Btu (IT) foot/hour/square foot/°F and Btu (th) inch/hour/square foot/°F units, allowing users to analyze heat flow through materials with different unit thicknesses and energy definitions.

How to Use This Tool?

Enter the thermal conductivity value in Btu (IT) foot/hour/sq. foot/°F.
Select the target unit Btu (th) inch/hour/sq. foot/°F for conversion.
Execute the conversion to get the equivalent thermal conductivity value.

Key Features

Converts thermal conductivity units between Btu (International Table) foot and Btu (thermochemical) inch formats.
Supports comparison of heat flow measurements across varying thickness units and Btu energy definitions.
Useful for construction, HVAC, and thermal analysis in U.S. customary engineering contexts.

Examples

Convert 2 Btu (IT) foot/hour/sq. foot/°F: 2 × 12.0080305927 = 24.0160611854 Btu (th) inch/hour/sq. foot/°F
Convert 0.5 Btu (IT) foot/hour/sq. foot/°F: 0.5 × 12.0080305927 = 6.00401529635 Btu (th) inch/hour/sq. foot/°F

Common Use Cases

Specifying thermal conductivity of insulation materials and construction boards.
Calculating heat loss or gain for building energy modeling, HVAC design, and sizing.
Converting between thermal unit conventions to support material property analyses in engineering.

Tips & Best Practices

Ensure consistent unit conventions when working with Btu (IT) and Btu (th) values.
Double-check thickness units as foot and inch differ, impacting conversion accuracy.
Use this tool for comparative thermal analyses in construction and energy efficiency design.

Limitations

Conversion depends on specific definitions of Btu (International Table) versus Btu (thermochemical).
Users must confirm unit conventions to avoid discrepancies in thermal conductivity values.
Slight systematic differences may occur due to varying Btu definitions and thickness units.

Frequently Asked Questions

What does Btu (IT) foot/hour/square foot/°F measure?: It measures thermal conductivity as heat flow per hour through a 1-foot-thick material layer with 1 square foot area and 1°F temperature difference.
Why convert from Btu (IT) foot to Btu (th) inch units?: To compare heat flow values that differ in thickness units and energy definitions, important for accurate thermal analyses in engineering and construction.
Can this conversion be used for all types of materials?: Yes, it is especially relevant for building materials like insulation, brick, and wood in HVAC and construction contexts.

Key Terminology

Btu (IT) foot/hour/sq. foot/°F: A thermal conductivity unit representing heat flow through 1 foot thickness and 1 square foot area for 1°F temperature difference using International Table Btu.
Btu (th) inch/hour/sq. foot/°F: Thermal conductivity expressed as heat flow through 1 inch thickness and 1 square foot area for 1°F difference using thermochemical British thermal units.
Thermal Conductivity: The measure of a material's ability to conduct heat under steady-state conditions.
Conversion Rate: The multiplier used to convert 1 Btu (IT) foot/hour/sq. foot/°F to the equivalent value in Btu (th) inch/hour/sq. foot/°F.

Quick Knowledge Check

What is the unit thickness for Btu (IT) foot/hour/sq. foot/°F?

1 inch

1 foot

1 meter

Which energy definition does Btu (th) use?

International Table Btu

Thermochemical Btu

Metric Btu

Why is it important to ensure consistent unit conventions?

To speed up calculations

To avoid discrepancies in thermal analysis

To convert units automatically

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