CSA RATINGS
| WINDOW STYLE | AIR | WATER | STRUCTURAL | FORCED ENTRY |
| Casement | A3 | B7 | C5 | F10 |
| Casement Fixed | FIXED | B7 | C5 | - |
| Awning | A3 | B7 | C5 | F10 |
| Casement Picture Window | FIXED | B7 | C5 | - |
| Single Hung | A3/FIXED | B4 | C5 | F10 |
| Single Hung Picture | FIXED | B7 | C4 | - |
| Single Glider |
A3/FIXED |
B3 | C5 | F10 |
| Double Hung | A2 | B5 | C3 | F10 |
AAMA RATINGS
| WINDOW STYLE | DP | SIZE TESTED | |
| Casement | 50 | 36” x 72” | |
| Casement Fixed | 65 | 60” x 72” | |
| Awning | 50 | 40” x 48” | |
| Picture Window | 50 | 80” x 60” | |
| Single Hung AAMA - HUD |
SH | 60 | 44" x 63" |
| SH-SH | 60 | 77 3/4" x 60" | |
| SH –PC-SH | 60 | 86" x 60" | |
| Patio Door | 35 | 71" x 81" | |
ENERGY STAR RATINGS
| Select Double Hung | Energy Rating | U-value (metric) | U-value (imperial) | Solar Heat Gain Coefficient | Visible Transmittance | Condensation Resistance | CDN Estar |
| Clear | 16 | 2.7 | 0.48 | 0.59 | 0.63 | 43 | |
| Clear w Grills | 12 | 2.7 | 0.48 | 0.53 | 0.56 | 43 | |
| LoE | 23 | 2.1 | 0.36 | 0.53 | 0.60 | 55 | |
| LoE w Grills | 20 | 2.1 | 0.36 | 0.47 | 0.54 | 55 | |
| LoE - Ultra | 24 | 2.0 | 0.35 | 0.53 | 0.60 | 58 | A |
| LoE - w Grills Ultra | 21 | 2.0 | 0.35 | 0.47 | 0.54 | 58 | A |
| LoE/Argon | 27 | 1.9 | 0.33 | 0.53 | 0.60 | 55 | AB |
| LoE/Argon w Grills | 24 | 1.9 | 0.33 | 0.47 | 0.54 | 55 | A |
| Energlas | 28 | 1.8 | 0.32 | 0.53 | 0.60 | 58 | AB |
| Energlas w Grills | 25 | 1.8 | 0.32 | 0.47 | 0.54 | 58 | AB |
| LoE/Argon-LSG | 17 | 1.8 | 0.31 | 0.30 | 0.56 | 56 | A |
| LoE/Argon-LSG w Grills | 15 | 1.8 | 0.31 | 0.27 | 0.50 | 56 | A |
| Energlas-LSG | 18 | 1.7 | 0.30 | 0.30 | 0.56 | 59 | A |
| Energlas-LSG w Grills | 16 | 1.7 | 0.30 | 0.27 | 0.50 | 59 | A |
| Select Double Hung Picture Window | Energy Rating | U-value (metric) | U-value (imperial) | Solar Heat Gain Coefficient | Visible Transmittance | Condensation Resistance | |
| Clear | 18 | 2.7 | 0.47 | 0.64 | 0.68 | 45 | |
| Clear w Grills | 15 | 2.7 | 0.47 | 0.58 | 0.61 | 45 | |
| LoE | 29 | 2.0 | 0.35 | 0.57 | 0.65 | 57 | ABC |
| LoE w Grills | 26 | 2.0 | 0.35 | 0.51 | 0.59 | 57 | AB |
| LoE - Ultra | 30 | 1.9 | 0.34 | 0.57 | 0.65 | 54 | ABC |
| LoE - w Grills Ultra | 27 | 1.9 | 0.34 | 0.51 | 0.59 | 54 | AB |
| LoE/Argon | 34 | 1.8 | 0.31 | 0.57 | 0.65 | 59 | ABCD |
| LoE/Argon w Grills | 31 | 1.8 | 0.31 | 0.52 | 0.59 | 59 | ABC |
| Energlas | 35 | 1.7 | 0.31 | 0.57 | 0.65 | 57 | ABCD |
| Energlas w Grills | 32 | 1.7 | 0.31 | 0.52 | 0.59 | 57 | ABC |
| LoE/Argon-LSG | 23 | 1.6 | 0.29 | 0.33 | 0.60 | 61 | A |
| LoE/Argon-LSG w Grills | 21 | 1.6 | 0.29 | 0.30 | 0.54 | 61 | A |
| Energlas-LSG | 24 | 1.6 | 0.28 | 0.33 | 0.60 | 59 | AB |
| Energlas-LSG w Grills | 22 | 1.6 | 0.28 | 0.30 | 0.54 | 59 | AB |
| Select Single Glider | Energy Rating | U-value (metric) | U-value (imperial) | Solar Heat Gain Coefficient | Visible Transmittance | Condensation Resistance | |
| Clear | 12 | 2.8 | 0.50 | 0.60 | 0.64 | 42 | |
| Clear w Grills | 8 | 2.8 | 0.50 | 0.54 | 0.57 | 42 | |
| LoE | 24 | 2.1 | 0.38 | 0.54 | 0.62 | 55 | |
| LoE w Grills | 20 | 2.1 | 0.38 | 0.48 | 0.55 | 55 | |
| LoE - Ultra | 25 | 2.1 | 0.37 | 0.54 | 0.62 | 58 | |
| LoE - w Grills Ultra | 21 | 2.1 | 0.37 | 0.48 | 0.55 | 58 | |
| LoE/Argon | 28 | 1.9 | 0.34 | 0.54 | 0.62 | 57 | AB |
| LoE/Argon w Grills | 25 | 1.9 | 0.34 | 0.48 | 0.55 | 57 | AB |
| Energlas | 29 | 1.9 | 0.33 | 0.54 | 0.62 | 59 | ABC |
| Energlas w Grills | 26 | 1.9 | 0.33 | 0.48 | 0.55 | 59 | AB |
| LoE/Argon-LSG | 17 | 1.8 | 0.32 | 0.31 | 0.57 | 57 | A |
| LoE/Argon-LSG w Grills | 16 | 1.8 | 0.32 | 0.28 | 0.51 | 57 | A |
| Energlas-LSG | 19 | 1.8 | 0.31 | 0.31 | 0.57 | 60 | A |
| Energlas-LSG w Grills | 17 | 1.8 | 0.31 | 0.28 | 0.51 | 60 | A |
| Select Single Hung | Energy Rating | U-value (metric) | U-value (imperial) | Solar Heat Gain Coefficient | Visible Transmittance | Condensation Resistance | |
| Clear | 12 | 2.8 | 0.50 | 0.60 | 0.64 | 44 | |
| Clear w Grills | 8 | 2.8 | 0.50 | 0.54 | 0.57 | 44 | |
| LoE | 24 | 2.1 | 0.38 | 0.54 | 0.62 | 55 | |
| LoE w Grills | 20 | 2.1 | 0.38 | 0.48 | 0.55 | 55 | |
| LoE - Ultra | 25 | 2.1 | 0.37 | 0.54 | 0.62 | 59 | |
| LoE - w Grills Ultra | 21 | 2.1 | 0.37 | 0.48 | 0.55 | 59 | |
| LoE/Argon | 28 | 2.0 | 0.35 | 0.54 | 0.62 | 57 | AB |
| LoE/Argon w Grills | 24 | 2.0 | 0.35 | 0.48 | 0.55 | 57 | A |
| Energlas | 29 | 1.9 | 0.33 | 0.54 | 0.62 | 59 | ABC |
| Energlas w Grills | 26 | 1.9 | 0.33 | 0.48 | 0.55 | 59 | AB |
| LoE/Argon-LSG | 17 | 1.8 | 0.32 | 0.31 | 0.57 | 57 | A |
| LoE/Argon-LSG w Grills | 16 | 1.8 | 0.32 | 0.28 | 0.51 | 57 | A |
| Energlas-LSG | 19 | 1.8 | 0.31 | 0.31 | 0.57 | 59 | A |
| Energlas-LSG w Grills | 17 | 1.8 | 0.31 | 0.28 | 0.51 | 59 | A |
| Select Single Hung Picture Window | Energy Rating | U-value (metric) | U-value (imperial) | Solar Heat Gain Coefficient | Visible Transmittance | Condensation Resistance | |
| Clear | 17 | 2.7 | 0.48 | 0.63 | 0.67 | 46 | |
| Clear w Grills | 13 | 2.7 | 0.48 | 0.57 | 0.60 | 46 | |
| LoE | 28 | 2.0 | 0.36 | 0.56 | 0.65 | 57 | |
| LoE w Grills | 24 | 2.0 | 0.36 | 0.50 | 0.58 | 57 | |
| LoE - Ultra | 29 | 2.0 | 0.35 | 0.56 | 0.65 | 61 | ABC |
| LoE - w Grills Ultra | 25 | 2.0 | 0.35 | 0.50 | 0.58 | 61 | AB |
| LoE/Argon | 32 | 1.8 | 0.33 | 0.56 | 0.65 | 59 | ABC |
| LoE/Argon w Grills | 29 | 1.8 | 0.33 | 0.51 | 0.58 | 59 | ABC |
| Energlas | 33 | 1.8 | 0.32 | 0.56 | 0.65 | 63 | ABC |
| Energlas w Grills | 30 | 1.8 | 0.32 | 0.51 | 0.58 | 63 | ABC |
| LoE/Argon-LSG | 21 | 1.7 | 0.30 | 0.32 | 0.59 | 61 | A |
| LoE/Argon-LSG w Grills | 19 | 1.7 | 0.30 | 0.29 | 0.53 | 61 | A |
| Energlas-LSG | 22 | 1.7 | 0.29 | 0.32 | 0.59 | 64 | A |
| Energlas-LSG w Grills | 20 | 1.7 | 0.29 | 0.29 | 0.53 | 64 | A |
Belmont Energy Star Ratings
Belmont Awning
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
16
2.4
0.42
0.49
0.52
44
Clear w Grills
13
2.4
0.42
0.44
0.47
44
LoE
25
1.8
0.32
0.44
0.50
64
AB
LoE w Grills
23
1.8
0.32
0.40
0.45
64
A
LoE - Ultra
26
1.8
0.31
0.44
0.50
64
AB
LoE - w Grills Ultra
24
1.8
0.31
0.40
0.45
64
A
LoE/Argon
28
1.7
0.30
0.44
0.50
68
AB
LoE/Argon w Grills
26
1.7
0.30
0.40
0.45
68
AB
Energlas
29
1.6
0.29
0.44
0.50
68
ABC
Energlas w Grills
27
1.6
0.29
0.40
0.45
68
AB
LoE/Argon-LSG
19
1.6
0.28
0.25
0.46
70
AB
LoE/Argon-LSG w Grills
18
1.6
0.28
0.23
0.42
70
AB
Energlas-LSG
20
1.5
0.27
0.25
0.46
71
AB
Energlas-LSG w Grills
19
1.5
0.27
0.23
0.42
71
AB
Belmont Plus Awning
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
16
2.4
0.42
0.49
0.52
44
Clear w Grills
13
2.4
0.42
0.44
0.47
44
LoE
25
1.8
0.32
0.44
0.50
64
AB
LoE w Grills
23
1.8
0.32
0.40
0.45
64
A
LoE - Ultra
26
1.8
0.31
0.44
0.50
64
AB
LoE - w Grills Ultra
24
1.8
0.31
0.40
0.45
64
A
LoE/Argon
28
1.7
0.29
0.44
0.50
68
AB
LoE/Argon w Grills
26
1.7
0.29
0.40
0.45
68
AB
Energlas
29
1.6
0.29
0.44
0.50
68
ABC
Energlas w Grills
27
1.6
0.29
0.40
0.45
68
AB
LoE/Argon-LSG
19
1.6
0.28
0.25
0.46
71
AB
LoE/Argon-LSG w Grills
18
1.6
0.28
0.23
0.42
71
AB
Energlas-LSG
21
1.5
0.27
0.25
0.46
71
AB
Energlas-LSG w Grills
20
1.5
0.27
0.23
0.42
71
AB
Belmont Casement
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
16
2.4
0.42
0.49
0.52
44
Clear w Grills
13
2.4
0.42
0.44
0.47
44
LoE
25
1.8
0.32
0.44
0.50
58
AB
LoE w Grills
23
1.8
0.32
0.40
0.45
58
A
LoE - Ultra
26
1.8
0.31
0.44
0.50
60
AB
LoE - w Grills Ultra
24
1.8
0.31
0.40
0.45
60
A
LoE/Argon
28
1.7
0.30
0.44
0.50
61
AB
LoE/Argon w Grills
26
1.7
0.30
0.40
0.45
61
AB
Energlas
30
1.6
0.29
0.44
0.50
63
ABC
Energlas w Grills
27
1.6
0.29
0.40
0.45
63
AB
LoE/Argon-LSG
20
1.6
0.28
0.25
0.46
63
AB
LoE/Argon-LSG w Grills
18
1.6
0.28
0.23
0.42
63
AB
Energlas-LSG
21
1.5
0.27
0.25
0.46
66
AB
Energlas-LSG w Grills
20
1.5
0.27
0.23
0.42
66
AB
Belmont Plus Casement
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
16
2.4
0.42
0.49
0.52
45
Clear w Grills
13
2.4
0.42
0.44
0.47
45
LoE
25
1.8
0.32
0.44
0.50
59
AB
LoE w Grills
23
1.8
0.32
0.40
0.45
59
A
LoE - Ultra
26
1.8
0.31
0.44
0.50
61
AB
LoE - w Grills Ultra
24
1.8
0.31
0.40
0.45
61
A
LoE/Argon
29
1.7
0.30
0.44
0.50
61
ABC
LoE/Argon w Grills
26
1.7
0.30
0.40
0.45
61
AB
Energlas
30
1.6
0.29
0.44
0.50
64
ABC
Energlas w Grills
27
1.6
0.29
0.40
0.45
64
AB
LoE/Argon-LSG
21
1.6
0.28
0.25
0.46
63
AB
LoE/Argon-LSG w Grills
20
1.6
0.28
0.23
0.42
63
AB
Energlas-LSG
21
1.5
0.27
0.25
0.46
66
AB
Energlas-LSG w Grills
20
1.5
0.27
0.23
0.42
66
AB
Belmont Fixed Casement
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
19
2.5
0.44
0.58
0.62
44
Clear w Grills
15
2.5
0.44
0.52
0.55
44
LoE
30
1.8
0.32
0.52
0.60
61
ABC
LoE w Grills
27
1.8
0.32
0.47
0.53
61
AB
LoE - Ultra
31
1.8
0.31
0.52
0.60
63
ABC
LoE - w Grills Ultra
29
1.8
0.31
0.47
0.53
63
ABC
LoE/Argon
34
1.6
0.29
0.52
0.60
63
ABCD
LoE/Argon w Grills
31
1.6
0.29
0.47
0.53
63
ABC
Energlas
35
1.6
0.28
0.52
0.60
66
ABCD
Energlas w Grills
32
1.6
0.28
0.47
0.53
66
ABC
LoE/Argon-LSG
24
1.5
0.27
0.30
0.55
65
AB
LoE/Argon-LSG w Grills
22
1.5
0.27
0.27
0.49
65
AB
Energlas-LSG
25
1.5
0.26
0.30
0.55
68
AB
Energlas-LSG w Grills
23
1.5
0.26
0.27
0.49
68
AB
Belmont Plus Fixed Casement
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
19
2.5
0.44
0.58
0.62
45
Clear w Grills
15
2.5
0.44
0.52
0.55
45
LoE
30
1.8
0.32
0.52
0.60
62
ABC
LoE w Grills
27
1.8
0.32
0.47
0.53
62
AB
LoE - Ultra
31
1.8
0.31
0.52
0.60
64
ABC
LoE - w Grills Ultra
28
1.8
0.31
0.47
0.53
64
AB
LoE/Argon
35
1.6
0.29
0.53
0.60
64
ABCD
LoE/Argon w Grills
31
1.6
0.29
0.47
0.53
64
ABC
Energlas
35
1.6
0.28
0.53
0.60
66
ABCD
Energlas w Grills
32
1.6
0.28
0.47
0.53
66
ABC
LoE/Argon-LSG
24
1.5
0.27
0.30
0.55
66
AB
LoE/Argon-LSG w Grills
22
1.5
0.27
0.27
0.49
66
AB
Energlas-LSG
25
1.5
0.26
0.30
0.55
69
AB
Energlas-LSG w Grills
23
1.5
0.26
0.27
0.49
69
AB
Belmont Plus Casement Narrow Picture Window
Energy Rating
U-value (metric)
U-value (imperial)
Solar Heat Gain Coefficient
Visible Transmittance
Condensation Resistance
Clear
22
2.6
0.46
0.65
0.70
45
Clear w Grills
18
2.6
0.46
0.59
0.63
45
LoE
33
1.9
0.33
0.59
0.68
62
ABC
LoE w Grills
30
1.9
0.33
0.53
0.61
62
ABC
LoE - Ultra
34
1.8
0.32
0.59
0.68
64
ABCD
LoE - w Grills Ultra
30
1.8
0.32
0.53
0.61
64
ABC
LoE/Argon
37
1.7
0.29
0.59
0.68
64
ABCD
LoE/Argon w Grills
34
1.7
0.29
0.53
0.61
64
ABCD
Energlas
38
1.6
0.29
0.59
0.68
67
ABCD
Energlas w Grills
35
1.6
0.29
0.53
0.61
67
ABCD
LoE/Argon-LSG
26
1.5
0.27
0.34
0.62
66
AB
LoE/Argon-LSG w Grills
23
1.5
0.27
0.30
0.56
66
AB
Energlas-LSG
27
0.26
0.34
0.62
69
AB
Energlas-LSG w Grills
25
1.5
0.26
0.30
0.56
69
AB






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