Windows – Solar – Polycarbonate – eTime TransLumon

eTime Energy

ETime Energy’s unique TransLumon™ clear polycarbonate sheets incorporate unique infrared rejection technology that blocks solar heat gain, reduces the need for air conditioning and improves occupant comfort during hot sunny weather.

  • Reduces solar heat gain by over 50%
  • Blocks 100% of damaging ultraviolet radiation (UV)
  • Blocks over 85% of infrared radiation (IR)
  • Almost transparent to maximize welcome daylight while reducing solar heat gain
  • Improves occupant comfort level
  • Dramatically reduces air conditioning costs and power consumption
  • UV protection reduces fading out of furniture and finishes and extends food life
  • Impact-resistant and durable to reduce risk of vandalism and building entry
  • Ideal for skylights, store fronts, windows and storm-doors
  • Formable for curved surface applications
  • Flame-tested to industry building code standards
  • Ideal for hot and temperate climates
  • Available in standard 4 foot x8 foot sheets and in various thicknesses


  • Visible Light Transmitted: 69%
  • Solar Heat Gain Coefficient (HHGC):  0.54
  • Total Solar Energy Rejected: 50%
  • Light-to-Solar Gain Ratio: 1.20
  • Ultraviolet Rejection: 100%
  • Winter U-Value: 0.94
  • Exterior Visible Light Reflected: 0.08
  • Glare Reduction: 10%

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