Thermo-Tech Premium Windows and Doors

New Construction Windows Performance Data

The lower the U-Value and the higher the R-Value, the better the window is at reducing heat loss.

High Performance LoĒ² 272/Argon

Double insulated glass with LoĒ² 272/Argon on one glass surface
Window StyleGlass TypeU-ValueR-ValueSolar Heat Gain
no/Grids
Solar Heat Gain
w/Grids
Visible Light
no/Grids
Visible Light
w/Grids
Condensation
Resistance

U.S.Energy Star
Zones no/Grids

U.S. Energy Star
Zones w/Grids
CasementLoĒ² 272/Argon.263.85.28.26.48.4361--
Horizontal SlidersLoĒ² 272/Argon.283.57.29.27.55.4960--
Single-HungLoĒ² 272/Argon.293.45.29.27.55.4962--
Double-HungLoĒ² 272/Argon.303.33.28.25.52.4658--
Direct-Set Picture
Window
LoĒ² 272/Argon.263.85.33.30.62.5661--
Fixed Casement
Picture Window
LoĒ² 272/Argon.263.85.29.26.55.4960--
AwningLoĒ² 272/Argon.263.85.28.26.48.4359--

Premium High Performance LoĒ³ 366/Argon

Double insulated glass with LoĒ³ 366/Argon on one glass surface
Window StyleGlass TypeU-ValueR-ValueSolar Heat Gain
no/Grids
Solar Heat Gain
w/Grids
Visible Light
no/Grids
Visible Light
w/Grids
Condensation
Resistance

U.S.Energy Star
Zones no/Grids

U.S. Energy Star
Zones w/Grids
CasementLoĒ³ 366/Argon.254.00.19.17.43.3962NC, SC, SNC, SC, S
Horizontal SlidersLoĒ³ 366/Argon.283.57.22.20.51.4661SC, SSC, S
Single-HungLoĒ³ 366/Argon.283.57.22.20.51.4563SC, SSC, S
Double-HungLoĒ³ 366/Argon.293.45.21.19.48.4358SS
Direct-Set Picture
Window
LoĒ³ 366/Argon.263.85.24.22.57.5261-SC, S
Fixed Casement
Picture Window
LoĒ³ 366/Argon.254.00.22.20.51.4561NC, SC, SNC, SC, S
AwningLoĒ³ 366/Argon.254.00.19.17.43.3960NC, SC, SNC, SC, S

Northern Excellence HSHG LoĒ 180/Argon

Double insulated glass with LoĒ 180/Argon on one glass surface and i89 on interior surface
Window StyleGlass TypeU-ValueR-ValueSolar Heat Gain
no/Grids
Solar Heat Gain
w/Grids
Visible Light
no/Grids
Visible Light
w/Grids
Condensation
Resistance

U.S.Energy Star
Zones no/Grids

U.S. Energy Star
Zones w/Grids
CasementLoĒ² 180/Argon.234.35.42.38.51.4648NN, NC
Horizontal SlidersLoĒ² 180/Argon.254.00.50.45.61.5448NN
Single-HungLoĒ² 180/Argon.254.00.49.44.61.5450NN
Double-HungLoĒ² 180/Argon.263.85.47.42.57.5145NN
Direct-Set Picture
Window
LoĒ² 180/Argon.234.35.55.50.69.6248NN
Fixed Casement
Picture Window
LoĒ² 180/Argon.234.35.49.44.60.5447NN
AwningLoĒ² 180/Argon.234.35.42.38.51.4646NN, NC

Structural Performance Data

TypeSize TestedClass/Performance GradeAir InfiltrationWater InfiltrationForced Entry
Casement30 x 72LC - 50.03cfm/ft212.12 psfGrade 10
XO Horizontal Slider72 x 48R - 40.07cfm/ft26.06 psfGrade 10
XOX 3-Lite Horizontal Slider108 x 60LC - 30.09cfm/ft24.60 psfGrade 10
Single-Hung40 x 72R - 40.07cfm/ft26.06 psfGrade 10
Double-Hung48 x 72R - 40.02cfm/ft26.06 psfGrade 10
Direct-Set Picture
Window
72 x 72LC - 50.01cfm/ft212.12 psfGrade 10
Fixed Casement
Picture Window
72 x 72LC - 40.01cfm/ft212.12 psfGrade 10
Awning48 x 39LC - 40.03cfm/ft212.12 psfGrade 10

The windows and doors described herein meets or exceeds the AAMA/WDMA/CSA101/I.S.2/A440-08.

Ratings depend on size tested. Our products are tested for performance regularly. Test results subject to change.

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