ENERGY STAR Most Efficient 2023 — Vertical Slider Windows
The ENERGY STAR Most Efficient 2023 designation recognizes the most efficient products among those that qualify for the ENERGY STAR program. These vertical slider windows represent the leading edge in energy efficient products this year. Access the full ENERGY STAR Most Efficient certified products list in Excel (EXCEL, 68 KB). Illustrations of all ENERGY STAR window types. Most Efficient recognizes a subset (PDF, 701KB).
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Notes on Abbreviations:
|
| CPD |
National Fenestration Rating Council |
|
Certified Products Directory |
| SHGC |
Solar Heat Gain Coefficient |
| PG |
Performance Grade |
|
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Energy Core Double Hung |
AWN-M-13 |
0.15–0.20 |
0.16–0.26 |
Vinyl |
40 |
N, NC, SC, S |
Andersen Corporation
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| A-Series Double Hung |
AND-N-91 |
0.20 |
0.13–0.26 |
Composite |
50 |
N, NC, SC, S |
| Renewal By Andersen® Double Hung Window |
AND-N-184 |
0.20 |
0.19–0.29 |
Other |
40 |
N, NC, SC, S |
Associated Materials, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 8001 |
ASO-A-29 |
0.18–0.20 |
0.23–0.27 |
Vinyl |
20 |
N, NC, SC, S |
| 0501 |
ASO-A-47 |
0.18–0.20 |
0.24–0.27 |
Vinyl |
25 |
N, NC, SC, S |
| 0601 |
ASO-A-38 |
0.18–0.20 |
0.24–0.27 |
Vinyl |
25 |
N, NC, SC, S |
| 8001-8E01 |
ASO-A-71 |
0.17-0.20 |
0.13-0.40 |
Vinyl |
15 |
N, NC, SC, S |
| Mezzo - 03A0 |
ASO-A-92 |
0.16-0.20 |
0.07-0.32 |
Vinyl |
20 |
N, NC, SC, S |
| Mezzo - 3001 |
ASO-A-89 |
0.17-0.20 |
0.07-0.30 |
Vinyl |
15 |
N, NC, SC, S |
| Preservation - 9001-9E01 |
ASO-A-73 |
0.17-0.20 |
0.13-0.40 |
Vinyl |
20 |
N, NC, SC, S |
Champion Window
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Comfort 365 Extreme Energy |
CHW-A-7 |
0.20 |
0.21–0.25 |
Vinyl |
30 |
N, NC, SC, S |
EnergyWall Windows & Doors
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 8520 Double Hung |
EWW-M-2 |
0.15–0.20 |
0.14–0.35 |
Vinyl |
40 |
N, NC, SC, S |
| 7020 Double Hung |
EWW-M-3 |
0.17–0.20 |
0.14–0.35 |
Vinyl |
25 |
N, NC, SC, S |
| 7420 Double Hung |
EWW-M-14 |
0.15–0.20 |
0.15–0.36 |
Vinyl |
50 |
N, NC, SC, S |
Gilkey Window Company
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Boreal 3390 DH |
GWD-M- 38 |
0.17–0.20 |
0.11–0.25 |
Vinyl |
40 |
N, NC, SC, S |
Great Lakes Window
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| HarborLight |
GLW-M-125 |
0.18–0.20 |
0.17–0.26 |
Vinyl |
55 |
N, NC, SC, S |
| ComfortSmart |
GLW-M-126 |
0.15–0.20 |
0.15–0.27 |
Vinyl |
45 |
N, NC, SC, S |
| ecoSmart |
GLW-M-129 |
0.14–0.20 |
0.14–0.25 |
Vinyl |
50 |
N, NC, SC, S |
Harvey Industries, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Tribute Double Hung |
HII-M-42 |
0.20 |
0.22–0.22 |
Vinyl |
35 |
N, NC, SC, S |
Ideal Window Manufacturing, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| UltraTite |
IAP-M-36 |
0.20 |
0.22–0.24 |
Vinyl |
45 |
N, NC, SC, S |
| PerfectFit / Majestic / Lifescapes |
IAP-M-25 |
0.19–0.20 |
0.22–0.24 |
Vinyl |
35 |
N, NC, SC, S |
Interstate Window & Door Co.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 9800 DH (CompositWood®)/ 9900 DH (CompositWood®) |
IBM-K-24 |
0.16–0.20 |
0.19–0.22 |
Composite |
50 |
N, NC, SC, S |
| 9400 DH (Architectural Series) |
IBM-K-43 |
0.16–0.20 |
0.19–0.22 |
Composite |
50 |
N, NC, SC, S |
| 8800/440 DH |
IBM-K-49 |
0.16 |
0.21–0.23 |
Vinyl |
55 |
N, NC, SC, S |
| 6800 DH |
IBM-K-49 |
0.17–0.20 |
0.22–0.24 |
Vinyl |
40 |
N, NC, SC, S |
|
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Premium Vinyl (V-4500) Side Load Single Hung |
JEL-A-543 |
0.20 |
0.15–0.19 |
Vinyl |
35 |
NC, SC, S |
| Premium Vinyl (V-4500) Double Hung |
JEL-A-774 |
0.19–0.20 |
0.14–0.25 |
Vinyl |
50 |
N, NC, SC, S |
Joyce Manufacturing Co.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Insulator INDH |
JMC-K-5 |
0.15–0.20 |
0.14–0.22 |
Vinyl |
50 |
N,NC, SC, S |
Katerra Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 2102 Single Hung |
KAT-A-3 |
0.18–0.20 |
0.17–0.27 |
Vinyl |
50 |
N, NC, SC, S |
Kensington HPP, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Vinyl |
PG |
Climate Zones |
| Quantum Double Hung |
KHI-M-23 |
0.17–0.20 |
0.14–0.39 |
Vinyl |
55 |
N, NC, SC, S |
| Huntington Double Hung |
KHI-M-24 |
0.18–0.20 |
0.15–0.41 |
Vinyl |
50 |
N, NC, SC, S |
Kohltech International, Ltd.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Estate |
KOI-A-19 |
0.20 |
0.23 |
Vinyl |
70 |
N, NC, SC, S |
| Heritage |
KOI-A-19 |
0.20 |
0.23 |
Vinyl |
55 |
N, NC, SC, S |
| Supreme |
KOI-A-8 |
0.20 |
0.24 |
Vinyl |
70 |
N, NC, SC, S |
| Supreme Single Hung |
KOI-A-87 |
0.18–0.20 |
0.21–0.62 |
Vinyl |
65 |
N, NC, SC, S |
Marvin Windows and Doors
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Ultimate Wood Double Hung / Single Hung |
MAR-N-68 |
0.15–0.20 |
0.13–0.41 |
Wood and Clad Wood |
40 |
N, NC, SC, S |
| Ultimate Wood Double Hung / Single Hung Round Top |
MAR-N-75 |
0.16–0.20 |
0.15–0.41 |
Wood and Clad Wood |
30 |
N, NC, SC, S |
| Ultimate Wood Double Hung / Single Hung Magnum |
MAR-N-318 |
0.15–0.20 |
0.15–0.41 |
Wood and Clad Wood |
50 |
N, NC, SC, S |
| Ultimate Wood Double Hung / Single Hung Insert |
MAR-N-364 |
0.16–0.20 |
0.16–0.42 |
Wood and Clad Wood |
30 |
N, NC, SC, S |
| Ultimate Double Hung / Single Hung G2 |
MAR-N-425 |
0.17–0.20 |
0.15–0.37 |
Wood and Clad Wood |
30 |
N, NC, SC, S |
|
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Clara Starrett |
MBC-M-45 |
0.19 |
0.22–0.25 |
Vinyl |
40 |
N, NC, SC, S |
Mercury-Excelum, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Harmony Series |
MEX-M-17 |
0.20 |
0.26 |
Vinyl |
50 |
N, NC |
MI Windows and Doors, LLC.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 1650 PVC Double Hung Window |
MEI-A-216 |
0.16–0.20 |
0.08–0.44 |
Vinyl |
30 |
N, NC, SC, S |
Milgard Manufacturing, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 8220.8230.8370 Single Hung |
MIL-A-225 |
0.18–0.20 |
0.19–0.43 |
Vinyl |
25 |
N, NC, SC, S |
| 8120.8130.8170 Horizontal Slider |
MIL-A-224 |
0.18–0.20 |
0.19–0.43 |
Vinyl |
40 |
N, NC, SC, S |
| 8520.8521.8530.8531.8570.8571 Casement |
MIL-A-227 |
0.17–0.20 |
0.17–0.39 |
Vinyl |
60 |
N, NC, SC, S |
| 8420.8421.8430.8431.8470.8471 Awning |
MIL-A-226 |
0.17–0.20 |
0.17–0.39 |
Vinyl |
40 |
N, NC, SC, S |
| 8320.8330 Picture Window |
MIL-A-229 |
0.16–0.20 |
0.20–0.45 |
Vinyl |
40 |
N, NC, SC, S |
| 8360/8370 Picture Window |
MIL-A-236 |
0.16–0.20 |
0.20–0.45 |
Vinyl |
50 |
N, NC, SC, S |
National Vinyl LLC
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Northwind III / Trustgard / Destiny / Northwind Builder Remodeler |
NVP-K-14 |
0.16–0.20 |
0.21–0.24 |
Vinyl |
30 |
N, NC, SC, S |
NT Window, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| E,N,W,X,H,P110 |
NTW-A-13 |
0.20 |
0.17–0.19 |
Vinyl |
35 |
NC, SC, S |
| E,N,W,X,H,P210 |
NTW-A-18 |
0.18 |
0.16–0.18 |
Vinyl |
25 |
NC, SC, S |
| Y110 |
NTW-A-27 |
0.20 |
0.16–0.17 |
Vinyl |
40 |
NC, SC, S |
| Y210 |
NTW-A-24 |
0.20 |
0.15–0.17 |
Vinyl |
40 |
NC, SC, S |
OKNA Windows & Doors
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Insul Tec – 500 / 5500 Series |
OKW-K-18 |
0.15–0.19 |
0.23–0.26 |
Vinyl |
50 |
N, NC |
| Precision Weld – 400 Series |
OKW-K-22 |
0.20 |
0.26 |
Vinyl |
50 |
N, NC |
| Enviro Star – 800 Series |
OKW-K-23 |
0.16–0.20 |
0.23–0.25 |
Vinyl |
60 |
N, NC, SC, S |
| Starmark – 900 Series |
OKW-K-32 |
0.15–0.20 |
0.22–0.24 |
Composite |
45 |
N, NC, SC, S |
| Eco – Pro – 600 / 6600 |
OKW-K-37 |
0.16–0.20 |
0.23–0.26 |
Vinyl |
50 |
N, NC, SC, S |
| HIMARK – 1000 |
OKW-K-41 |
0.15–0.18 |
0.22–0.25 |
Vinyl |
55 |
N, NC, SC, S |
| Starmark – EVO – 7500 |
OKW-K-47 |
0.14–0.17 |
0.15–0.25 |
Composite |
55 |
N, NC, SC, S |
|
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 350 Series Single Hung (Nail Fin) |
PEL-N-191 |
0.17–0.20 |
0.22–0.24 |
Vinyl |
60 |
N, NC, SC, S |
| 350 Series Single Hung (Pocket Frame) |
PEL-N-198 |
0.17–0.20 |
0.22–0.24 |
Vinyl |
40 |
N, NC, SC, S |
| 350 Series Double Hung (Nail Fin) |
PEL-N-190 |
0.18–0.19 |
0.21–0.24 |
Vinyl |
60 |
N, NC, SC, S |
| 350 Series Double Hung (Pocket Frame) |
PEL-N-186 |
0.18–0.20 |
0.21–0.24 |
Vinyl |
40 |
N, NC, SC, S |
| Pella 250 Series Single-Hung with Advanced Low-E |
PEL-N-208 |
0.20 |
0.22–0.25 |
Vinyl |
50 |
N, NC, SC, S |
Ply Gem Windows
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 1500 Vinyl Collection Beveled |
PWG-M-168 |
0.17–0.20 |
0.12–0.26 |
Vinyl |
50 |
N, NC, SC, S |
| 1500 Vinyl Collection Brickmould |
PWG-M-170 |
0.16–0.20 |
0.12–0.26 |
Vinyl |
50 |
N, NC, SC, S |
| Contractor 2000 |
PWG-M-155 |
0.16–0.20 |
0.17–0.26 |
Vinyl |
55 |
N, NC, SC, S |
| Contractor 2000 Double Hung |
PWG-M-155 |
0.19–0.20 |
0.13–0.29 |
Vinyl |
15 |
N, NC, SC, S |
| East Premium/Premium EP Replacement |
PWG-M-28 |
0.16–0.20 |
0.14–0.25 |
Vinyl |
50 |
N, NC, SC, S |
| Ecosmart/Uniframe Double Hung |
PWG-M-27 |
0.15–0.20 |
0.12–0.25 |
Vinyl |
25 |
N, NC, SC, S |
| Ply Gem 1500 Single Hung |
PWG-M-168 |
0.17–0.20 |
0.13–0.25 |
Vinyl |
20 |
N, NC, SC, S |
| Ply Gem 1500 Single Hung (Brickmould) |
PWG-M-170 |
0.17–0.20 |
0.13–0.25 |
Vinyl |
20 |
N, NC, SC, S |
| Premium 1000 Double Hung |
PWG-M-31 |
0.16–0.20 |
0.15–0.27 |
Vinyl |
15 |
N, NC, SC, S |
| Premium Replacement Double Hung |
PWG-M-29 |
0.17–0.20 |
0.15–0.27 |
Vinyl |
35 |
N, NC, SC, S |
| Premium Replacement Double Hung (Energy Package) |
PWG-M-32 |
0.16–0.20 |
0.15–0.27 |
Vinyl |
50 |
N, NC, SC, S |
| Pro Replacement Double Hung |
PWG-M-28 |
0.17–0.20 |
0.15–0.23 |
Vinyl |
35 |
N, NC, SC, S |
| Pro Series 200 Single Hung |
PWG-M-122 |
0.19–0.20 |
0.20–0.24 |
Vinyl |
20 |
N, NC, SC, S |
| West Pro Series 200 |
PWG-M-122 |
0.19–0.20 |
0.11–0.26 |
Vinyl |
40 |
N, NC, SC, S |
Polaris Technologies
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 7020 Double Hung |
POL-M-22 |
0.17–0.20 |
0.14–0.35 |
Vinyl |
25 |
N, NC, SC, S |
| UltraWeld 8420 Double Hung |
POL-M-35 |
0.15–0.20 |
0.14–0.35 |
Vinyl |
40 |
N, NC, SC, S |
| 7420 Double Hung |
POL-M-42 |
0.15–0.20 |
0.15–0.36 |
Vinyl |
50 |
N, NC, SC, S |
ProVia Door, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Aeris Wood Clad Vinyl Double Hung |
PRD-K-63 |
0.16–0.20 |
0.17–0.25 |
Wood and Clad Wood |
50 |
N, NC, SC, S |
| Aspect/Endure 501/601 Vinyl Double Hung |
PRD-K-73 |
0.16–0.19 |
0.18–0.27 |
Vinyl |
50 |
N, NC, SC, S |
Rosati Windows
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Rosati Double Hung |
ROS-A-6 |
0.19–0.20 |
0.20–0.24 |
Vinyl |
65 |
N, NC, SC, S |
Seaway Mfg. Corp.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Encore-Elite/Signature-Gold |
SMA-A-26 |
0.16–0.20 |
0.23–0.26 |
Vinyl |
55 |
N, NC, SC, S |
Seven D Industries LP
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 7700/7800 Single Hung |
SED-A-42 |
0.18 |
0.25–0.27 |
Vinyl |
50 |
N, NC |
| 7700/7800 Double Hung |
SED-A-41 |
0.19 |
0.24–0.27 |
Vinyl |
50 |
N, NC, SC, S |
Simonton Windows, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Madeira/Window World 4000/America's Dream Window |
SBP-A-56 |
0.17–0.18 |
0.17–0.26 |
Vinyl |
25 |
N, NC, SC, S |
| Madeira/Window World 4000/America's Dream Window |
SBP-A-55 |
0.18–0.19 |
0.16–0.25 |
Vinyl |
30 |
N, NC, SC, S |
| Reflections 5500/ PerfeXion Platinum/ Impressions 9800/6500 |
SBP-A-44 |
0.18–0.20 |
0.16–0.24 |
Vinyl |
55 |
N, NC, SC, S |
| Reflections 5500/ Prism Platinum/ Grand Estates Premier/ Grand Estates Premium Plus/ Impressions 9800/ Generations/ Grandura |
SBP-A-44 |
0.18–0.19 |
0.17–0.23 |
Vinyl |
50 |
N, NC, SC, S |
Soft-Lite LLC
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Barrington |
SLL-A-13 |
0.18–0.20 |
0.18–0.27 |
Vinyl |
55 |
N, NC, SC, S |
| Barrington |
SLL-A-10 |
0.18–0.20 |
0.18–0.27 |
Vinyl |
60 |
N, NC, SC, S |
| Bainbridge |
SLL-A-9 |
0.17–0.20 |
0.18–0.27 |
Vinyl |
40 |
N, NC, SC, S |
| Classic |
SLL-A-62 |
0.17–0.20 |
0.18–0.26 |
Vinyl |
35 |
N, NC, SC, S |
| Pro |
SLL-A-64 |
0.17–0.20 |
0.17–0.26 |
Vinyl |
35 |
N, NC, SC, S |
| Imperial LS |
SLL-A-29 |
0.17–0.20 |
0.15–0.24 |
Vinyl |
55 |
N, NC, SC, S |
| Elements |
SLL-A-27 |
0.16–0.20 |
0.15–0.41 |
Vinyl |
55 |
N, NC, SC, S |
Sunrise Windows, Ltd.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Sunrise/ Restorations/ Solace/ Vanguard/ V-Class/ Verde |
SUW-K-9 |
0.18–0.19 |
0.15–0.23 |
Vinyl |
30 |
N, NC, SC, S |
| Sunrise/ Restorations/ Solace/ Vanguard/ V-Class/ Verde/ Season-Tech |
SUW-K-1 |
0.17–0.20 |
0.15–0.25 |
Vinyl |
30 |
N, NC, SC, S |
Thermal Windows and Doors
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| DH 9400/9500 |
TRI-K-67 |
0.17-0.20 |
0.21-0.23 |
Vinyl |
30 |
N, NC, SC, S |
Thermo-Tech Windows and Doors
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Northern Elevations Double Hung |
TTW-A-24 |
0.18-0.2 |
0.14-0.41 |
Vinyl |
40 |
N, NC, SC, S |
| Northern Elevations Single Hung |
TTW-A-23 |
0.17-0.2 |
0.15-0.43 |
Vinyl |
45 |
N, NC, SC, S |
|
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 7900 Double Hung Window |
TCW-K-11 |
0.20 |
0.22-0.25 |
Vinyl |
55 |
N, NC, SC, S |
Value Windows and Doors, Inc.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| GS-SHT TRIPLE PANE |
VWS-A-38-00040-00001 |
0.19–0.20 |
0.16–0.18 |
Vinyl |
35 |
S |
Vector Windows
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Envision Single Hung |
RRT-K-044 |
0.17-0.18 |
0.25–0.28 |
Vinyl |
45 |
N, NC, SC, S |
| Envision Double Hung |
RRT-K-046 |
0.18 |
0.24–0.27 |
Vinyl |
40 |
N, NC, SC, S |
Vinyl Window Designs Ltd.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 201 Single Hung |
VID-N-3 |
0.18 |
0.26 |
Vinyl |
55 |
N, NC |
Vinylmax LLC
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 4600/4700/4800 Series |
VIM-M-46 |
0.16–0.20 |
0.16–0.27 |
Vinyl |
45 |
N, NC, SC, S |
| Radiance Series |
VIM-M-21 |
0.16–0.20 |
0.18–0.27 |
Vinyl |
45 |
N, NC, SC, S |
| Sherwood Series |
VIM-M-23 |
0.18–0.20 |
0.15–0.23 |
Wood and Clad Wood |
40 |
N, NC, SC, S |
Vista Window Company, LLC
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Panorama Double Hung |
VWC-K-1 |
0.18–0.20 |
0.21–0.25 |
Vinyl |
30 |
N, NC, SC, S |
Vytex Corporation
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Fortis Series |
VYW-M-30 |
0.16–0.20 |
0.16–0.25 |
Vinyl |
50 |
N, NC, SC, S |
| Potomac Series |
VYW-M-24 |
0.15–0.20 |
0.14–0.25 |
Vinyl |
30 |
N, NC, SC, S |
Winchester Industries
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| Bristol 755 Double Hung |
WCI-K-6 |
0.18–0.20 |
0.15–0.23 |
Vinyl |
50 |
N, NC, SC, S |
| Bristol Double Hung |
WCI-K-6 |
0.18–0.20 |
0.15–0.23 |
Vinyl |
55 |
N, NC, SC, S |
Window Mart Mfg. LLC.
|
| Product Line |
CPD Number |
U-Factor |
SHGC |
Frame Type |
PG |
Climate Zones |
| 1145 Double Hung |
WMI-K-15 |
0.18–0.20 |
0.09–0.20 |
Vinyl |
45 |
N, NC, SC, S |
| 2645/2745 Double Hung |
WMI-K-10 |
0.18–0.20 |
0.09–0.21 |
Vinyl |
40 |
N, NC, SC, S |
| 2945 Double Hung |
WMI-K-11 |
0.19–0.20 |
0.09–0.21 |
Vinyl |
50 |
N, NC, SC, S |
| 3145 Double Hung |
WMI-K-18 |
0.18–0.02 |
0.10–0.20 |
Vinyl |
45 |
N, NC, SC, S |
