Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
Autonomous Vehicle Engineering

The No. 1 media source for those developing the next generation mobility solutions.

Machine Design

How-to, in-depth technical articles for machine design engineers

Chemical Engineering

The industry gateway for chemical engineering and plant operations.

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.

more free magazines
 
R-value (imperial)
Symbol:  °F-ft2-h/Btu (therm.) 
Category:  Thermal resistance coefficient 
SI Equivalent:  0.176228 K-m2/W
Dimension M-1T3Q 
System:  UK, US 
Convert     °F-ft2-h/Btu (therm.)  
1 °F-ft2-h/Btu (therm.) =
Thermal resistance coefficient
  Symbol Unit Name
1.13828  clo  clo 
0.176228  K-m2/W  kelvin meter squared per watt 
0.176228  RSI  RSI (metric R-value) 
1.76228  tog  tog 
Glossary