thermal factor frames

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All doors are tested in accordance with ASTM C1363 and SDI 113:B18 Series (Steel Stiffeners)     U-Factor = 0.50     R-Value = 2.01B16 Series (Steel Sti...
Steelcraft does offer Thermal Break Frameson the FT series. Thermal break frames are available as:3-sided frames onlyFrames are available in 16 or 14 gauge steelFT series frames meet the requi...
Additional information on Thermal Break Frames can be found on Tech Data Pages 224 thru 227 
The U-Factor, R-Value and K-Thermal Rating are measurements of thermal transmission through building products. U-Factor: Overall co-efficient of heat transmission passage through a built-up panel...