WERS Data
Search
Window Performance
The performance values displayed on the following pages are for use in the calculation of Whole of Window (WoW) energy requirements in accordance with the National Construction Code, Volume 1 (section J) & Volume 2 Part 3.12. These values are not to be used for the purpose of glass only energy requirements.
Data is presented in the lowest to highest Uw rating. To sort by a different column please click the heading
| Series | Glass | Uw | SHGCw | VTw | Glazing |
|---|---|---|---|---|---|
| 265 | Aluminium Fixed Window 6.38mm Comfort Plus Grey Laminate Low-e #4 |
4.10 | 0.44 | 0.34 | Single |
| 265 | Aluminium Fixed Window 6.38mm Comfort Plus Green Laminate Low-e #4 |
4.10 | 0.44 | 0.61 | Single |
| 265 | Aluminium Fixed Window 6mm EVantage Blue Green Low-e #2 |
4.30 | 0.40 | 0.49 | Single |
| 265 | Aluminium Fixed Window 6mm EVantage Clear |
4.30 | 0.54 | 0.57 | Single |
| 265 | Aluminium Fixed Window 6.38mm Solect Netural 11S Laminate Low-e #4 |
4.50 | 0.51 | 0.58 | Single |
| 265 | Aluminium Fixed Window 6mm Sunergy Clear Low-e #2 |
4.50 | 0.52 | 0.58 | Single |
| 265 | Aluminium Fixed Window 6mm Sunergy Grey #2 |
4.60 | 0.38 | 0.29 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Comfort Plus Grey Laminate Low-e #4 |
5.00 | 0.31 | 0.21 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Comfort Plus Green Laminate Low-e #4 |
5.00 | 0.31 | 0.39 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Solect Green 819 Laminate Low-e #4 |
5.00 | 0.31 | 0.39 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Comfort Plus Neutral Laminate Low-e #4 |
5.00 | 0.32 | 0.32 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Comfort Plus Clear Laminate Low-e #4 |
5.00 | 0.41 | 0.45 | Single |
| 265 | Aluminium Fixed Window 6.38mm Solect Green 819 Laminate Low-e #4 |
4.10 | 0.44 | 0.61 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Solect Clear 119 Laminate Low-e #4 |
5.00 | 0.41 | 0.45 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Low-e on Clear #2 |
5.00 | 0.42 | 0.45 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm EVantage SuperBlue |
5.10 | 0.23 | 0.21 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm EVantage Supergreen |
5.10 | 0.23 | 0.26 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm EVantage Grey |
5.10 | 0.26 | 0.18 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Sunergy Grey #2 |
5.10 | 0.28 | 0.19 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm EVantage Blue Green Low-e #2 |
5.10 | 0.28 | 0.31 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm EVantage Clear |
5.10 | 0.38 | 0.37 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Sunergy Clear Low-e #2 |
5.20 | 0.36 | 0.37 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Sunergy Grey |
5.20 | 0.36 | 0.37 | Single |
| 265 | Aluminium Fixed Window 6.38mm Comfort Plus Neutral Laminate Low-e #4 |
4.10 | 0.45 | 0.51 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Solect Netural 11S Laminate Low-e #4 |
5.20 | 0.36 | 0.37 | Single |
| 265 | Aluminium Fixed Window 6.38mm Supergreen Laminate |
5.90 | 0.43 | 0.55 | Single |
| 265 | Aluminium Fixed Window 6.38mm Grey Laminate |
5.90 | 0.54 | 0.36 | Single |
| 265 | Aluminium Fixed Window 6.38mm Sky Blue Laminate |
5.90 | 0.60 | 0.46 | Single |
| 265 | Aluminium Fixed Window 6.76mm Solutia Acoustic Laminate |
5.90 | 0.62 | 0.67 | Single |
| 265 | Aluminium Fixed Window 6.38mm Blue Green Laminate |
5.90 | 0.63 | 0.62 | Single |
| 265 | Aluminium Fixed Window 6.38mm Cool Blue Laminate |
5.90 | 0.65 | 0.64 | Single |
| 265 | Aluminium Fixed Window 6.38mm Clear Lam |
5.90 | 0.69 | 0.76 | Single |
| 265 | Aluminium Fixed Window 6.76mm Clear Laminate |
5.90 | 0.69 | 0.76 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Supergreen Laminate |
6.00 | 0.31 | 0.35 | Single |
| 265 | Aluminium Fixed Window 6.38mm Solect Clear 119 Laminate Low-e #4 |
4.10 | 0.59 | 0.70 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Grey Laminate |
6.00 | 0.37 | 0.23 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Sky Blue Laminate |
6.00 | 0.41 | 0.30 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.76mm Solutia Acoustic Laminate |
6.00 | 0.42 | 0.43 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Blue Green Laminate |
6.00 | 0.43 | 0.39 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Cool Blue Laminate |
6.00 | 0.44 | 0.41 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.38mm Clear Lam |
6.00 | 0.47 | 0.49 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6.76mm Clear Laminate |
6.00 | 0.47 | 0.49 | Single |
| 265 | Aluminium Fixed Window 6mm SuperBlue |
6.00 | 0.45 | 0.45 | Single |
| 265 | Aluminium Fixed Window 6mm Azuria |
6.00 | 0.45 | 0.59 | Single |
| 265 | Aluminium Fixed Window 6mm Supergreen |
6.00 | 0.46 | 0.57 | Single |
| 265 | Aluminium Fixed Window 6.38mm Comfort Plus Clear Laminate Low-e #4 |
4.10 | 0.60 | 0.71 | Single |
| 265 | Aluminium Fixed Window 5mm Panasap Dark Grey |
6.00 | 0.49 | 0.19 | Single |
| 265 | Aluminium Fixed Window 6mm Grey |
6.00 | 0.50 | 0.38 | Single |
| 265 | Aluminium Fixed Window 6mm PanasapDarkBlue |
6.00 | 0.51 | 0.50 | Single |
| 265 | Aluminium Fixed Window 5mm Supergreen |
6.00 | 0.51 | 0.63 | Single |
| 265 | Aluminium Fixed Window 5mm Grey |
6.00 | 0.54 | 0.43 | Single |
| 265 | Aluminium Fixed Window 6mm Bronze |
6.00 | 0.54 | 0.44 | Single |
| 265 | Aluminium Fixed Window 6mm Green |
6.00 | 0.54 | 0.67 | Single |
| 265 | Aluminium Fixed Window 5mm Green |
6.00 | 0.57 | 0.69 | Single |
| 265 | Aluminium Fixed Window 5mm Bronze |
6.00 | 0.59 | 0.51 | Single |
| 265 | Aluminium Fixed Window 6mm Clear |
6.00 | 0.71 | 0.76 | Single |
| 265 | Aluminium Fixed Window 6mm Low-e on Clear #2 |
4.10 | 0.61 | 0.71 | Single |
| 265 | Aluminium Fixed Window 5mm Clear |
6.00 | 0.73 | 0.77 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Azuria |
6.10 | 0.31 | 0.38 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm SuperBlue |
6.10 | 0.32 | 0.29 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Supergreen |
6.10 | 0.32 | 0.36 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 5mm Panasap Dark Grey |
6.10 | 0.34 | 0.12 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Grey |
6.10 | 0.35 | 0.24 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 5mm Supergreen |
6.10 | 0.35 | 0.40 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm PanasapDarkBlue |
6.10 | 0.36 | 0.32 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 5mm Grey |
6.10 | 0.37 | 0.28 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Bronze |
6.10 | 0.37 | 0.28 | Single |
| 265 | Aluminium Fixed Window 6mm EVantage SuperBlue |
4.30 | 0.32 | 0.33 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Green |
6.10 | 0.37 | 0.42 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 5mm Green |
6.10 | 0.39 | 0.44 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 5mm Bronze |
6.10 | 0.40 | 0.33 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 6mm Clear |
6.10 | 0.48 | 0.49 | Single |
| 265 | (660 Sash) Series Aluminium Awning Window 5mm Clear |
6.10 | 0.49 | 0.49 | Single |
| 265 | Aluminium Fixed Window 6mm EVantage Supergreen |
4.30 | 0.32 | 0.41 | Single |
| 265 | Aluminium Fixed Window 6mm EVantage Grey |
4.30 | 0.36 | 0.28 | Single |
For more information, please contact your G.James representative or use our Professional Support Page.