Manufacturer Profile
Durabuilt Windows & Doors Inc.
View all NRCan-certified window series and their energy efficiency metrics.
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Product Series
34.0
Avg ER Score
Certified Product Series
3-VtSB70[2]
Fibreglass
Top Variants by Energy Rating
#NR000788...
U-Factor: 0.79ER: 34
#NR000788...
U-Factor: 0.79ER: 33
#NR000788...
U-Factor: 0.81ER: 33
3-VtSB60[2]
Fibreglass
Top Variants by Energy Rating
#NR000788...
U-Factor: 0.82ER: 39
#NR000788...
U-Factor: 0.82ER: 38
#NR000788...
U-Factor: 0.82ER: 38