Manufacturer Profile
GreenFox Windows & Doors
View all NRCan-certified window series and their energy efficiency metrics.
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Product Series
40.3
Avg ER Score
Certified Product Series
GFW-2630
Vinyl
Top Variants by Energy Rating
#NR12803-...
U-Factor: 1.02ER: 45
#NR12803-...
U-Factor: 1ER: 44
#NR12803-...
U-Factor: 1.05ER: 44
GFW-6930
Vinyl
Top Variants by Energy Rating
#NR12803-...
U-Factor: 1.02ER: 45
#NR12803-...
U-Factor: 1.07ER: 45
#NR12803-...
U-Factor: 0.93ER: 44
GFW-2545
Vinyl
Top Variants by Energy Rating
#NR12803-...
U-Factor: 0.98ER: 49
#NR12803-...
U-Factor: 1.02ER: 48
#NR12803-...
U-Factor: 0.96ER: 48
GFW-2602
Vinyl
Top Variants by Energy Rating
#NR12803-...
U-Factor: 1.06ER: 39
#NR12803-...
U-Factor: 1.05ER: 39
#NR12803-...
U-Factor: 1.05ER: 39
GFW-2545PC
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 0.93ER: 49
#NR000088...
U-Factor: 0.98ER: 49
#NR000088...
U-Factor: 0.94ER: 48
GFW-6390
Vinyl
Top Variants by Energy Rating
#NR12803-...
U-Factor: 1.16ER: 29
#NR12803-...
U-Factor: 1.16ER: 29
#NR12803-...
U-Factor: 1.16ER: 29
GFW-6930PC
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 0.99ER: 46
#NR000088...
U-Factor: 1.07ER: 45
#NR000088...
U-Factor: 1.02ER: 45
GFW-2630FC
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 0.97ER: 45
#NR000088...
U-Factor: 1.02ER: 45
#NR000088...
U-Factor: 0.99ER: 44
GFW-6930SS
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 1.2ER: 39
#NR000088...
U-Factor: 1.2ER: 38
#NR000088...
U-Factor: 1.19ER: 38
GFW-6930SH
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 1.19ER: 37
#NR000088...
U-Factor: 1.17ER: 37
#NR000088...
U-Factor: 1.2ER: 37
GFW-2602CA
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 1.04ER: 39
#NR000088...
U-Factor: 1.05ER: 39
#NR000088...
U-Factor: 1.11ER: 38
GFW-2602AW
Vinyl
Top Variants by Energy Rating
#NR000088...
U-Factor: 1.04ER: 39
#NR000088...
U-Factor: 1.06ER: 39
#NR000088...
U-Factor: 1.05ER: 39