Summary of Current Average Weighted Elemental U-Values: Unheated Floors – U-Value 0.21 w/m2k Heated Floors –U-Value 0.15 w/m2k Walls – U-Value 0.21 w/m2k Windows, Doors and Rooflights – Max. Average U-Value 1.6 w/m2k @ 25% of Floor Area Pitched or Sloped Sections – U-Value 0.16 w/m2k Sidewalls – U-Value 0.21 w/m2k Ceilings – U-Value 0.16 … Continue reading Elemental U-Values