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Glazing Performance Comparison

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1" Vistacool (2) Atlantica + Clear

Outboard: 1⁄4" Vistacool Atlantica (#2 Surface)
Gap: 1⁄2" Spacer
Inboard: 1⁄4" Clear

1" Vistacool (2) Atlantica + Sungate 500 (3) Clear

Outboard: 1⁄4" Vistacool Atlantica (#2 Surface)
Gap: 1⁄2" Spacer
Inboard: 1⁄4" Sungate 500 on Clear (#3 Surface)

1" Vistacool (2) Atlantica + Sungate 600 (3) Clear

Outboard: 1⁄4" Vistacool Atlantica (#2 Surface)
Gap: 1⁄2" Spacer
Inboard: 1⁄4" Sungate 600 on Clear (#3 Surface)

1" Vistacool (2) Atlantica + Solarban 60 (3) Clear

Outboard: 1⁄4" Vistacool Atlantica (#2 Surface)
Gap: 1⁄2" Spacer
Inboard: 1⁄4" Solarban 60 on Clear (#3 Surface)

1" Vistacool (2) Atlantica + Solarban 70 XL (3)

Outboard: 1⁄4" Vistacool Atlantica (#2 Surface)
Gap: 1⁄2" Spacer
Inboard: 1⁄4" Solarban 70 XL Starphire (#3 Surface)

VLT % UV % TSE % R Vis
Out %
R Vis
In %
R Out
TSE %
U-Value Winter U-Value SummerU-Value EuroRHGSHGC SC LSG
1" Vistacool (2) Atlantica + Clear
4711232031100.470.502.68880.350.411.32
1" Vistacool (2) Atlantica + Sungate 500 (3) Clear
449202131110.350.351.97750.310.351.43
1" Vistacool (2) Atlantica + Sungate 600 (3) Clear
429192129100.330.321.85730.300.341.42
1" Vistacool (2) Atlantica + Solarban 60 (3) Clear
415162024110.290.271.65620.250.291.62
1" Vistacool (2) Atlantica + Solarban 70 XL (3)
381132023110.280.261.62570.230.271.61

Color Properties

Transmittance Reflectance
ProductL*a*b*L*a*b*
1" Vistacool (2) Atlantica + Clear
73.86-10.105.0652.30-12.483.43
1" Vistacool (2) Atlantica + Sungate 500 (3) Clear
71.95-9.336.4953.34-13.362.93
1" Vistacool (2) Atlantica + Sungate 600 (3) Clear
70.98-9.486.4353.26-13.284.06
1" Vistacool (2) Atlantica + Solarban 60 (3) Clear
70.30-10.616.2951.32-12.703.77
1" Vistacool (2) Atlantica + Solarban 70 XL (3)
67.64-10.477.4351.64-12.532.34

Note: Performance data calculations in this table are based on the International Glazing Database (IGDB) Version 28.0. Learn more about IGDB.

* Some glass types in this table may not be stocked. Contact ITI Glass for availablity.

  • VLT % - Visible Light Transmittance
  • UV % - Ultra-Violet Transmittance
  • TSE % - Total Solar Energy Transmittance
  • R Vis Out % - Reflected Visible -- Exterior
  • R Vis In % - Reflected Visible Light -- Interior
  • R Out TSE % - Total Solar Energy Reflectance -- Exterior
  • U-Value Winter, Summer - Btu/(hr x sqft x F)
  • U-Value Euro - European U-Value
  • RHG - Relative Heat Gain, Btu/(hr x sqft)
  • SHGC - Solar Heat Gain Coefficient
  • SC - Shading Coefficient
  • LSG - Light to Solar Gain