Manufacturer Profile
G.R. Thériault
View all NRCan-certified window series and their energy efficiency metrics.
70
Product Series
35.7
Avg ER Score
Certified Product Series
4200(SH)_HYB_1.1/4_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 43
#NR6889-4...
U-Factor: 1.07ER: 40
#NR6889-4...
U-Factor: 1.07ER: 40
4600(CAS)_PVC_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.98ER: 29
#NR6889-4...
U-Factor: 0.98ER: 29
#NR6889-4...
U-Factor: 1ER: 29
4100(DS)_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.09ER: 42
#NR6889-4...
U-Factor: 1.09ER: 39
#NR6889-4...
U-Factor: 1.09ER: 39
4300(SS)_HYB_1.1/4_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 43
#NR6889-4...
U-Factor: 1.07ER: 40
#NR6889-4...
U-Factor: 1.28ER: 40
4600(AWN)_PVC_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.98ER: 29
#NR6889-4...
U-Factor: 0.98ER: 29
#NR6889-4...
U-Factor: 0.98ER: 29
4600(AWN)_PVC_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.04ER: 40
#NR6889-4...
U-Factor: 1.06ER: 39
#NR6889-4...
U-Factor: 1.04ER: 38
4600(FX)_PVC_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.94ER: 33
#NR6889-4...
U-Factor: 0.93ER: 33
#NR6889-4...
U-Factor: 0.94ER: 31
4600(CAS)_H1_1.1/4_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 41
#NR6889-4...
U-Factor: 1.07ER: 38
#NR6889-4...
U-Factor: 1.26ER: 38
4600(FX)_H1_7/8_SDCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.56ER: 40
#NR6889-4...
U-Factor: 1.56ER: 36
4600(FX)_H1_1.1/4_CG70#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.93ER: 33
#NR6889-4...
U-Factor: 0.94ER: 32
#NR6889-4...
U-Factor: 0.94ER: 31
4300-3.1/4(SS)_SU_CG70#2
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.01ER: 31
#NR6889-4...
U-Factor: 1.01ER: 29
#NR6889-4...
U-Factor: 1.01ER: 28
4200(SH)_HYB_1-1
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.1ER: 42
#NR6889-4...
U-Factor: 1.1ER: 41
#NR6889-4...
U-Factor: 1.1ER: 39
4300(SS)_HYB_1-1
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.09ER: 43
#NR6889-4...
U-Factor: 1.09ER: 41
#NR6889-4...
U-Factor: 1.09ER: 40
4600(CAS)_PVC_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.06ER: 41
#NR6889-4...
U-Factor: 1.06ER: 39
#NR6889-4...
U-Factor: 1.06ER: 39
4600(PAN)_H1_1.1/4_CG70#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.91ER: 34
#NR6889-4...
U-Factor: 0.9ER: 34
#NR6889-4...
U-Factor: 0.91ER: 33
4300(SS)_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 43
#NR6889-4...
U-Factor: 1.07ER: 40
#NR6889-4...
U-Factor: 1.07ER: 40
4200(SH)_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1ER: 30
#NR6889-4...
U-Factor: 1.03ER: 29
#NR6889-4...
U-Factor: 1.03ER: 28
4300(SS)_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1ER: 30
#NR6889-4...
U-Factor: 1.02ER: 29
#NR6889-4...
U-Factor: 1ER: 28
4200(SH)_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 43
#NR6889-4...
U-Factor: 1.07ER: 40
#NR6889-4...
U-Factor: 1.07ER: 40
4600(PAN)_PVC_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.98ER: 49
#NR6889-4...
U-Factor: 0.98ER: 46
#NR6889-4...
U-Factor: 0.98ER: 46
4600(FX)_PVC_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1ER: 44
#NR6889-4...
U-Factor: 1.01ER: 44
#NR6889-4...
U-Factor: 1.01ER: 42
4600(FX)_PVC_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.01ER: 47
#NR6889-4...
U-Factor: 1.01ER: 44
#NR6889-4...
U-Factor: 1.01ER: 44
4600(PAN)_H1_1.1/4_PTLUX#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.99ER: 47
#NR6889-4...
U-Factor: 0.98ER: 47
#NR6889-4...
U-Factor: 0.98ER: 44
4600(FX)_H1_1.1/4_PTLUX#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.01ER: 44
#NR6889-4...
U-Factor: 1ER: 44
#NR6889-4...
U-Factor: 1ER: 42
4000(DH)_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.08ER: 40
#NR6889-4...
U-Factor: 1.08ER: 38
#NR6889-4...
U-Factor: 1.08ER: 38
4300(SS)_HYB_7/8_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 36
#NR6889-4...
U-Factor: 1.63ER: 35
4000(DH)_1-1
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.11ER: 41
#NR6889-4...
U-Factor: 1.11ER: 40
#NR6889-4...
U-Factor: 1.11ER: 39
4100(DS)_1-1
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.11ER: 41
#NR6889-4...
U-Factor: 1.11ER: 40
#NR6889-4...
U-Factor: 1.11ER: 38
4200(SH)_HYB_1.1/4_PTLUX#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 41
#NR6889-4...
U-Factor: 1.07ER: 38
#NR6889-4...
U-Factor: 1.07ER: 38
4600(AWN)_PVC_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.06ER: 41
#NR6889-4...
U-Factor: 1.06ER: 39
#NR6889-4...
U-Factor: 1.06ER: 39
4300-3.1/4(SS)_SU_PTLX#2
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.08ER: 43
#NR6889-4...
U-Factor: 1.08ER: 40
#NR6889-4...
U-Factor: 1.08ER: 37
4300(SS)_HYB_1.1/4_CG70#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1ER: 30
#NR6889-4...
U-Factor: 1.03ER: 29
#NR6889-4...
U-Factor: 1ER: 28
4300(SS)_HYB_1.1/4_PTLUX#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 41
#NR6889-4...
U-Factor: 1.07ER: 39
#NR6889-4...
U-Factor: 1.07ER: 39
4600(AWN)_PVC_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.5ER: 35
#NR6889-4...
U-Factor: 1.54ER: 34
4100(DS)_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.02ER: 29
#NR6889-4...
U-Factor: 1.02ER: 28
#NR6889-4...
U-Factor: 1.02ER: 28
4200(SH)_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 41
#NR6889-4...
U-Factor: 1.07ER: 39
#NR6889-4...
U-Factor: 1.07ER: 39
4600(PAN)_PVC_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.54ER: 42
#NR6889-4...
U-Factor: 1.57ER: 41
#NR6889-4...
U-Factor: 1.54ER: 38
4600(CAS)_H1_1.1/4_PTLUX#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.08ER: 39
#NR6889-4...
U-Factor: 1.1ER: 38
#NR6889-4...
U-Factor: 1.1ER: 37
4600(PAN)_H1_1.1/4_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.98ER: 49
#NR6889-4...
U-Factor: 0.98ER: 46
#NR6889-4...
U-Factor: 1.21ER: 46
4600(FX)_H1_7/8_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.56ER: 39
#NR6889-4...
U-Factor: 1.53ER: 39
#NR6889-4...
U-Factor: 1.53ER: 36
4600(CAS)_PVC_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.04ER: 40
#NR6889-4...
U-Factor: 1.06ER: 39
#NR6889-4...
U-Factor: 1.04ER: 38
4600(PAN)_H1_7/8_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.55ER: 41
#NR6889-4...
U-Factor: 1.58ER: 40
#NR6889-4...
U-Factor: 1.55ER: 38
4200(SH)_HYB_7/8_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 36
#NR6889-4...
U-Factor: 1.62ER: 35
4600(FX)_H1_1.1/4_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1ER: 46
#NR6889-4...
U-Factor: 1ER: 43
#NR6889-4...
U-Factor: 1.22ER: 43
4600(AWN)_H1_1.1/4_CG70#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.02ER: 28
#NR6889-4...
U-Factor: 1.04ER: 28
#NR6889-4...
U-Factor: 1.02ER: 28
4300(SS)_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 41
#NR6889-4...
U-Factor: 1.07ER: 39
#NR6889-4...
U-Factor: 1.07ER: 39
4000(DH)_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 35
#NR6889-4...
U-Factor: 1.62ER: 34
4000(DH)_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.02ER: 29
#NR6889-4...
U-Factor: 1.04ER: 29
#NR6889-4...
U-Factor: 1.02ER: 28
4300-3.1/4(SS)_SU_PCL
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.3ER: 42
#NR6889-4...
U-Factor: 1.3ER: 38
#NR6889-4...
U-Factor: 1.66ER: 37
4600(PAN)_PVC_1.1/4_CG70#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.91ER: 34
#NR6889-4...
U-Factor: 0.9ER: 34
#NR6889-4...
U-Factor: 0.9ER: 33
4600(AWN)_H1_1.1/4_PTLUX#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.08ER: 39
#NR6889-4...
U-Factor: 1.1ER: 38
#NR6889-4...
U-Factor: 1.08ER: 37
4200-3.1/4(SH)_SU_PTLX#2
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.08ER: 43
#NR6889-4...
U-Factor: 1.08ER: 40
#NR6889-4...
U-Factor: 1.08ER: 37
4200-3.1/4(SH)_SU_PCL
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.3ER: 42
#NR6889-4...
U-Factor: 1.3ER: 38
#NR6889-4...
U-Factor: 1.66ER: 37
4200-3.1/4(SH)_SU_CG70#2
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.01ER: 31
#NR6889-4...
U-Factor: 1.01ER: 30
#NR6889-4...
U-Factor: 1.01ER: 28
4600(PAN)_PVC_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 0.97ER: 47
#NR6889-4...
U-Factor: 0.98ER: 47
#NR6889-4...
U-Factor: 0.97ER: 45
4600(FX)_PVC_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.52ER: 39
#NR6889-4...
U-Factor: 1.56ER: 39
#NR6889-4...
U-Factor: 1.52ER: 36
4000(DH)_1.1/4_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.08ER: 42
#NR6889-4...
U-Factor: 1.08ER: 39
#NR6889-4...
U-Factor: 1.08ER: 39
4200(SH)_HYB_1.1/4_CG70#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.03ER: 29
#NR6889-4...
U-Factor: 1.01ER: 29
#NR6889-4...
U-Factor: 1.03ER: 28
4300(SS)_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 36
4100(DS)_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 35
#NR6889-4...
U-Factor: 1.62ER: 34
4600(CAS)_PVC_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.5ER: 35
#NR6889-4...
U-Factor: 1.54ER: 34
4100(DS)_1.1/4_PTLUX#2-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.09ER: 40
#NR6889-4...
U-Factor: 1.09ER: 37
#NR6889-4...
U-Factor: 1.09ER: 37
4600(PAN)_H1_7/8_SDCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 42
#NR6889-4...
U-Factor: 1.58ER: 38
#NR6889-4...
U-Factor: 1.58ER: 35
4600(AWN)_H1_7/8_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 34
#NR6889-4...
U-Factor: 1.55ER: 34
4600(AWN)_H1_7/8_SDCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 34
4600(AWN)_H1_1.1/4_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.07ER: 41
#NR6889-4...
U-Factor: 1.26ER: 38
#NR6889-4...
U-Factor: 1.07ER: 38
4600(CAS)_H1_1.1/4_CG70#2-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.04ER: 28
#NR6889-4...
U-Factor: 1.02ER: 28
#NR6889-4...
U-Factor: 1.02ER: 28
4200(SH)_7/8_PCL-ARG
Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.57ER: 36
4600(CAS)_H1_7/8_PCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.54ER: 34
#NR6889-4...
U-Factor: 1.58ER: 34
4600(CAS)_H1_7/8_SDCL-ARG
Aluminum/Vinyl
Top Variants by Energy Rating
#NR6889-4...
U-Factor: 1.58ER: 34