Manufacturer Profile
Western Windows Alberta
View all NRCan-certified window series and their energy efficiency metrics.
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Product Series
35.6
Avg ER Score
Certified Product Series
CAS-SG400
Vinyl
Top Variants by Energy Rating
#NR7191-4...
U-Factor: 1.08ER: 37
#NR7191-4...
U-Factor: 1.08ER: 35
TT-SB60
Vinyl
Top Variants by Energy Rating
#NR7191-4...
U-Factor: 0.97ER: 32
#NR7191-4...
U-Factor: 0.97ER: 30
TT-SG400
Vinyl
Top Variants by Energy Rating
#NR7191-4...
U-Factor: 1.08ER: 37
#NR7191-4...
U-Factor: 1.08ER: 35
AWN-SG400
Vinyl
Top Variants by Energy Rating
#NR7191-4...
U-Factor: 1.08ER: 36
#NR7191-4...
U-Factor: 1.08ER: 35
AWN-SB60
Vinyl
Top Variants by Energy Rating
#NR7191-4...
U-Factor: 1.02ER: 30
#NR7191-4...
U-Factor: 1.02ER: 29
CAS-SB60
Vinyl
Top Variants by Energy Rating
#NR7191-4...
U-Factor: 1.02ER: 30
#NR7191-4...
U-Factor: 1.02ER: 29
S3200PW-SG400
Vinyl
Top Variants by Energy Rating
#NR001569...
U-Factor: 0.91ER: 48
#NR001569...
U-Factor: 0.91ER: 45
S3200PW-SB60
Vinyl
Top Variants by Energy Rating
#NR001569...
U-Factor: 0.79ER: 40
#NR001569...
U-Factor: 0.79ER: 38
S3200PW-CLR
Vinyl
Top Variants by Energy Rating
#NR001569...
U-Factor: 1.59ER: 39
#NR001569...
U-Factor: 1.59ER: 36