U-value calculator     1
         
  Element and exposure    
  Element:    
  Exposure:    
         
  Conditions    
    Temp C RH %    
  Internal:    
  External:    
     
  Details of structure    
    Thickness Conductivity Resistance Condensation  
  Layer (mm)   (W/mK)   (m2K/W) risk?  
  Internal surface        
   
   
   
   
   
   
   
   
  External surface         
    Total resistance m2K/W  
   
  U-VALUE W/m2K