Polyurethane Insulation

Thermal conductivity (k-values) calculator for polyurethane insulation versus temperature. Polyurethane is an organic polymer used in flexible foams, coatings, adhesives, sealants, and insulation applications for buildings and technical systems.

Calculator

Inputs

Results

Temperature (Fahrenheit)-- °F
Conversion Factor-- Btu·in/(h·ft²·°F) per W/(m·K)

Temperature Conversion Formula

  • Celsius to Fahrenheit: T (°F) = 9/5 × T (°C) + 32
  • Fahrenheit to Celsius: T (°C) = 5/9 × (T (°F) - 32)

Thermal Conductivity Conversion

  • 1 W/(m·K) = 6.935 Btu·in/(h·ft²·°F)

Applications

Polyurethane insulation is commonly used in:

  • Building insulation systems
  • Heat exchangers
  • Cooling pipes
  • Flexible foams and mattresses
  • Chemical-resistant coatings
  • Adhesives and sealants