ENERGY STAR Most Efficient 2023 — Fixed or Picture Windows

ENERGY STAR Most Efficient 2023The 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, 64 KB). Illustrations of all ENERGY STAR window types. Most Efficient recognizes a subset (PDF, 701KB).

Notes on Abbreviations:
CPD National Fenestration Rating Council
Certified Products Directory
SHGC Solar Heat Gain Coefficient
PG Performance Grade

ENERGY STAR Climate Zones (PDF, 2.7 MB)
N Northern Zone
NC North-Central Zone
SC South-Central Zone
S Southern Zone

A Window Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Energy Core AWN-M-18 0.13–0.20 0.18–0.30 Vinyl 60 N, NC, SC, S

Andersen Corporation
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
A-Series Picture AND-N-88 0.18–0.20 0.13–0.41 Fiberglass 50 N, NC, SC, S
A-Series Transom Fixed AND-N-89 0.18–0.20 0.13–0.42 Fiberglass 50 N, NC, SC, S
Renewal By Andersen® Fixed Casement Window AND-N-104 0.17 0.19–0.30 Other 40 N, NC, SC, S
Renewal By Andersen® Picture Window AND-N-152 0.16–0.17 0.20–0.30 Other 50 N, NC, SC, S

Associated Materials, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
0970/8014/9014 ASO-A-33 0.14–0.20 0.11–0.40 Vinyl 35 N, NC, SC, S
0604 - Shapes ASO-A-14 0.14–0.20 0.07–0.40 Vinyl 40 N, NC, SC, S
80 Series A280-A580 ASO-A-105 0.16–0.20 0.13–0.35 Vinyl 40 N, NC, SC, S
80 Series A680-FS (A682 AWS) ASO-A-106 0.14–0.20 0.05–0.36 Vinyl 25 N, NC, SC, S
80 Series A780 ASO-A-99 0.14–0.20 0.08–0.54 Vinyl 50 N, NC, SC, S
Mezzo - 3004 ASO-A-91 0.13–0.20 0.07–0.37 Vinyl 40 N, NC, SC, S
A171/A17A ASO-A-122 0.17–0.20 0.07–0.33 Vinyl 35 N, NC, SC, S

Atrium Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
8900/90/8000/1800/3900 Picture Window ADW-M-390 0.15–0.18 0.16–0.26 Vinyl 50 N, NC, SC, S

Capitol Glass/Northerm Windows
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
3800 Picture Triple Glaze NRW-A-6 0.16 0.20–0.31 Vinyl 80 N, NC, SC, S

Champion Window
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Comfort 365 Extreme Energy CHW-A-9 0.18–0.20 0.24–0.25 Vinyl 30 N, NC, SC, S

Comfort Window Manufacturing
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Picture Window GAM-M-13 0.16–0.20 0.24–0.27 Vinyl 50 N, NC

EnergyWall Windows & Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
8400 Picture Window EWW-M-1 0.13–0.20 0.16–0.50 Vinyl 50 N, NC, SC, S
8405 Casement Picture Window EWW-M-11 0.14–0.20 0.15–0.36 Vinyl 50 N, NC, SC, S
7400 Picture Window EWW-M-13 0.14–0.20 0.16–0.38 Vinyl 65 N, NC, SC, S

Great Lakes Window
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
HarborLight/ComfortSmart/ecoSmart GLW-M-115 0.13–0.20 0.15–0.30 Vinyl 45 N, NC, SC, S
HarborLight GLW-M-123 0.16–0.20 0.18–0.24 Vinyl 55 N, NC, SC, S
ComfortSmart GLW-M-128 0.12–0.20 0.14–0.24 Vinyl 55 N, NC, SC, S
ecoSmart GLW-M-132 0.15–0.20 0.15–0.25 Vinyl 60 N, NC, SC, S

GWD, LTD dba Gerkin Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Comfort Series GER-K- 11 0.2–0.2 0.2–0.2 Vinyl 70 N, NC, SC, S

Ideal Window Manufacturing, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
UltraTite IAP-M-22 0.16–0.19 0.24–0.26 Vinyl 40 N, NC, SC, S
PerfectFit / Majestic / Lifescapes IAP-M-26 0.16–0.20 0.23–0.26 Vinyl 35 N, NC, SC, S

Interstate Window & Door Co.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
9800 PTWIS (CompositWood®) IBM-K-25 0.14–0.19 0.20–0.23 Composite 50 N, NC, SC, S
9800 FX (CompositWood®)/ 9800 CS (CompositWood®) IBM-K-28 0.14–0.20 0.19–0.26 Composite 40 N, NC, SC, S
9800 PT (CompositWood®) IBM-K-38 0.12–0.20 0.21–0.33 Composite 50 N, NC, SC, S
9400 FX (Architectural Series)/ 9400 CS (Architectural Series) IBM-K-40 0.14–0.20 0.15–0.27 Composite 40 N, NC, SC, S
9400 PT (Architectural Series) IBM-K-42 0.12–0.20 0.19–0.34 Composite 55 N, NC, SC, S
9400 PTWIS (Architectural Series) IBM-K-46 0.15–0.20 0.20–0.23 Composite 50 N, NC, SC, S
8800/6800/440 PT IBM-K-53 0.14–0.19 0.23–0.30 Vinyl 20 N, NC, SC, S

JELD-WEN, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Premium Vinyl (V-4500) Fixed with Track Filler JEL-A-545 0.16–0.17 0.17–0.31 Vinyl 50 N, NC, SC, S
Premium Vinyl (V-4500) Fixed JEL-A-757 0.17–0.17 0.17–0.31 Vinyl 50 N, NC, SC, S
Premium Vinyl (V-4500) Double Hung Fixed JEL-A-799 0.15–0.19 0.16–0.29 Vinyl 20 N, NC, SC, S

Joyce Manufacturing Co.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Insulator INPW JMC-K-8 0.13–0.20 0.15–0.30 Vinyl 50 N,NC, SC, S

Kohltech International, Ltd.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Estate/Heritage KOI-A-1 0.17–0.17 0.24–0.24 Vinyl 70 N, NC, SC, S
Supreme KOI-A-29 0.18–0.19 0.25–0.49 Vinyl 60 N, NC, SC, S
Supreme KOI-A-54 0.15–0.20 0.24–0.52 Vinyl 70 N, NC, SC, S
Supreme KOI-A-55 0.16–0.17 0.22–0.46 Vinyl 70 N, NC, SC, S
Supreme KOI-A-58 0.15–0.20 0.22–0.46 Vinyl 45 N, NC, SC, S
Select KOI-A-62 0.15–0.20 0.22–0.47 Vinyl 70 N, NC, SC, S
6000 Plus KOI-A-65 0.14–0.20 0.24–0.31 Vinyl 70 N, NC, SC, S
Select KOI-A-68 0.15–0.20 0.22–0.47 Vinyl 70 N, NC, SC, S
Supreme Single Glider PIC KOI-A-89 0.16–0.20 0.22–0.64 Vinyl 60 N, NC, SC, S
2020 Supreme Narrow Picture Window KOI-A-93 0.14–0.20 0.26–0.55 Vinyl 90 N, NC, SC, S
2020 Supreme Wide Picture Window KOI-A-94 0.15–0.20 0.25–0.52 Vinyl 70 N, NC, SC, S

Kolbe Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Classic Casement Direct Set KKM-N-179 0.17–0.20 0.18–0.49 Wood and Clad Wood 50 N, NC, SC, S
Heritage Casement Direct Set KKM-N-15 0.12–0.20 0.11–0.53 Wood and Clad Wood 50 N, NC, SC, S
Ultra Double Hung Direct Set KKM-K-10 0.19 0.18–0.50 Wood and Clad Wood 65 N, NC, SC, S
Ultra EP Casement Picture/Transom KKM-K-161 0.18–0.20 0.16–0.44 Wood and Clad Wood 65 N, NC, SC, S
Ultra Pushout Casement Picture 2-1/4" Sash KKM-K-232 0.18-0.19 0.15-0.42 Wood and Clad Wood 65 N, NC, SC, S
Ultra OGEE/Beveled Direct Set KKM-K-30 0.16–0.20 0.18–0.49 Wood and Clad Wood 75 N, NC, SC, S
VistaLuxe Casement Picture KKM-K-251 0.17–0.20 0.17–0.47 Wood and Clad Wood 50 N, NC, SC, S
VistaLuxe Direct Set KKM-K-197 0.16–0.20 0.18–0.55 Wood and Clad Wood 50 N, NC, SC, S
Heritage Double Hung Direct Set KKM-N-122 0.15–0.20 0.11-0.50 Wood and Clad Wood 80 N, NC, SC, S
VistaLuxe Geometric Direct Set KKM-K-211 0.16-0.19 0.18–0.50 Wood and Clad Wood 50 N, NC, SC, S

Marvin Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Ultimate Wood Double Hung Picture 2" Sash MAR-N-72 0.19–0.20 0.14–0.27 Wood and Clad Wood 40 N, NC, SC, S
Ultimate Wood Double Hung Picture Round Top 1" IG MAR-N-76 0.18–0.20 0.14–0.28 Wood and Clad Wood 60 N, NC, SC, S
Elevate Casement Picture MAR-N-252 0.18–0.20 0.24–0.31 Fiberglass 50 N, NC, SC, S
Elevate Direct Glaze MAR-N-303 0.17–0.20 0.25–0.32 Fiberglass 50 N, NC, SC, S
Ultimate Wood Double Hung Transom Round Top " IG MAR-N-327 0.18–0.20 0.15–0.42 Wood and Clad Wood 60 N, NC, SC, S
Ultimate Casement Picture MAR-N-344 0.16–0.20 0.15–0.45 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Wood Casement Push Out Picture MAR-N-349 0.18–0.20 0.15–0.44 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Casement Push Out Picture MAR-N-351 0.16–0.20 0.16–0.45 Wood and Clad Wood 40 N, NC, SC, S
Ultimate Wood Casement Picture MAR-N-355 0.18–0.20 0.15–0.44 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Casement Venting Picture MAR-N-378 0.16–0.20 0.15–0.45 Wood and Clad Wood 40 N, NC, SC, S
Ultimate Wood Direct Glaze Round Top MAR-N-418 0.15–0.20 0.17–0.49 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Direct Glaze Rectangle / Polygon MAR-N-419 0.15–0.20 0.17–0.58 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Direct Glaze Round Top MAR-N-420 0.16–0.20 0.17–0.60 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Wood Direct Glaze Rectangle / Polygon MAR-N-421 0.15–0.20 0.16–0.47 Wood and Clad Wood 50 N, NC, SC, S
Ultimate Direct Glaze Narrow Frame Rectangle MAR-N-440 0.16–0.20 0.17–0.47 Wood and Clad Wood 50 N, NC, SC, S
Modern Direct Glaze Rectangle / Polygon MAR-N-444 0.14–0.20 0.17–0.50 Other 60 N, NC, SC, S
Modern Casement Picture MAR-N-448 0.18–0.20 0.16–0.45 Other 50 N, NC, SC, S
Ultimate Inswing French Door Transom G2 MAR-N-481 0.18–0.20 0.13–0.41 Wood and Clad Wood 40 N, NC, SC, S
Ultimate Outswing French Door Transom G2 MAR-N-482 0.19–0.20 0.14–0.27 Wood and Clad Wood 40 N, NC, SC, S

Mathews Brothers Company
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Sanford Hills Double Hung Sash Glaze Picture MBC-M-54 0.18–0.20 0.21–0.24 Vinyl 35 N, NC

Mercury-Excelum, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Harmony Series MEX-M-19 0.17 0.29 Vinyl 45 N

MI Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
1650 PVC Fixed (Direct Set) Window MEI-A-130 0.13–0.20 0.09–0.51 Vinyl 45 N, NC, SC, S
CertainTeed New Castle Picture Window/ CertainTeed Bryn Mawr 3 Picture Window/ Designer Series 1650 Picture Window MEI-A-130 0.19–0.19 0.25–0.25 Vinyl 35 N, NC, SC, S
CertainTeed Awning Picture Window/ CertainTeed Casement Picture Window/ Designer Series 1665 Picture Window/ 9000 Series 9770 Picture Window/ 9000 Series 9660 Picture Window/ Designer Series 1675 Picture Window MEI-A-181 0.16–0.16 0.24–0.24 Vinyl 55 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-31 0.13–0.20 0.24–0.27 Vinyl 40 N, NC, SC, S

NT Window, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
E,N,W,X,H,P150 NTW-A-15 0.18–0.19 0.18–0.20 Vinyl 50 N, NC, SC, S
Y150 NTW-A-23 0.18 0.17–0.19 Vinyl 55 NC, SC, S

OKNA Windows & Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Insul Tec – 510 / 5510 Series OKW-K-19 0.14–0.20 0.24–0.27 Vinyl 75 N, NC
Precision Weld – 410 Series OKW-K-27 0.20 0.28 Vinyl 75 N, NC
Enviro Star – 810 Series OKW-K-28 0.20 0.27 Vinyl 75 N, NC
HIMARK – 1080 OKW-K-42 0.15-0.17 0.18-0.24 Vinyl 70 N, NC, SC, S
HIMARK – 1010 OKW-K-45 0.12-0.16 0.19-0.25 Vinyl 80 N, NC, SC, S
Starmark – EVO – 7510 OKW-K-48 0.14-0.17 0.16-0.24 Composite 70 N, NC, SC, S
Starmark – EVO – 7580 OKW-K-49 0.13-0.16 0.17-0.25 Composite 75 N, NC, SC, S

Pella Corporation
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
350 Series Fixed Window (Nail Fin) PEL-N-185 0.15-0.19 0.24-0.27 Vinyl 40 N, NC
350 Series Fixed Window (Pocket Frame) PEL-N-193 0.15-0.19 0.24-0.52 Vinyl 60 N, NC
Pella 250 Series Fixed Window with Advanced Low-E PEL-N-209 0.19-0.20 0.24-0.27 Vinyl 50 N, NC, SC, S
Pella 250 Series Fixed Window with Natural Sun PEL-N-209 0.20 0.43-0.47 Vinyl 50 N
Pella 250 Series Fixed Triple Pane Advanced IG PEL-N-240 0.19-0.20 0.23-0.26 Vinyl 50 N, NC, SC, S
Pella Lifestyle Series Triple-Pane Fixed Casement with AdvancedComfort IG PEL-N-244 0.19-0.20 0.230-0.25 Wood and Clad Wood 50 N, NC, SC, S
Pella Special Shapes with Advanced Low-E Triple IG PEL-N-18 0.14-0.20 0.23-0.29 Wood and Clad Wood 60 N, NC, SC, S
Pella Special Shapes with SunDefense Low-E Triple IG PEL-N-18 0.14-0.20 0.17-0.22 Wood and Clad Wood 60 N, NC, SC, S
Pella Special Shapes with NaturalSun Low-E Triple IG PEL-N-18 0.15-0.20 0.37-0.49 Wood and Clad Wood 60 N, NC

Ply Gem Windows
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
1500 Vinyl Collection Brickmould/1500 Vinyl Collection Beveled PWG-M-166 0.16–0.20 0.14–0.28 Vinyl 55 N, NC, SC, S
1500 Vinyl Collection Brickmould/1500 Vinyl Collection Beveled PWG-M-167 0.15–0.20 0.13–0.28 Vinyl 55 N, NC, SC, S
Contractor 2000 PWG-M-156 0.15–0.20 0.18–0.24 Vinyl 55 N, NC, SC, S
Contractor 2000 PWG-M-172 0.13–0.20 0.15–0.24 Vinyl 50 N, NC, SC, S
Contractor 2000 Fixed Window PWG-M-156 0.18–0.20 0.13–0.23 Vinyl 50 N, NC, SC, S
East Premium/Premium EP Replacement PWG-M-41 0.12–0.20 0.14–0.29 Vinyl 55 N, NC, SC, S
East Pro/Premium/Premium EP Replacement PWG-M-24 0.13–0.20 0.15–0.30 Vinyl 50 N, NC, SC, S
Ecosmart/Pro/Premium/Uniframe Casement Fixed PWG-M-24 0.12–0.20 0.15–0.29 Vinyl 45 N, NC, SC, S
Ecosmart/Uniframe Fixed Window PWG-M-40 0.13–0.20 0.14–0.27 Vinyl 45 N, NC, SC, S
Ply Gem 1500 Fixed Window (Bendable) PWG-M-166 0.16–0.20 0.14–0.27 Vinyl 40 N, NC, SC, S
Ply Gem 1500 Fixed Window PWG-M-167 0.15–0.20 0.14–0.27 Vinyl 40 N, NC, SC, S
Premium 1000/Premium Replacement Fixed Window PWG-M-41 0.12–0.20 0.16–0.31 Vinyl 30 N, NC, SC, S
Pro Replacement Fixed Window PWG-M-42 0.14–0.20 0.19–0.24 Vinyl 55 N, NC, SC, S
Pro Series 200 Fixed Window PWG-M-120 0.16–0.20 0.22–0.28 Vinyl 25 N, NC, SC, S
Pro Series 700 Fixed Window PWG-M-132 0.17–0.20 0.21–0.27 Vinyl 20 N, NC, SC, S
West Pro Series 200 PWG-M-120 0.15–0.20 0.12–0.29 Vinyl 45 N, NC, SC, S
West Pro Series 700 PWG-M-132 0.17–0.20 0.15–0.28 Vinyl 50 N, NC, SC, S
West Pro Series 960 PWG-M-143 0.15–0.20 0.12–0.29 Vinyl 45 N, NC, SC, S

Polaris Technologies
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
7000 Picture Window POL-M-20 0.14–0.20 0.15–0.47 Vinyl 60 N, NC, SC, S
UltraWeld 8400 Picture Window POL-M-34 0.13–0.20 0.16–0.40 Vinyl 50 N, NC, SC, S
UltraWeld 8405 Casement Picture Window POL-M-39 0.14–0.20 0.15–0.36 Vinyl 50 N, NC, SC, S
7400 Picture Window POL-M-41 0.14–0.20 0.16–0.38 Vinyl 65 N, NC, SC, S
7405 Casement Picture Window POL-M-41 0.13–0.20 0.16–0.38 Vinyl 65 N, NC, SC, S

ProVia Door, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Aeris Wood Clad Vinyl Picture Window PRD-K-61 0.14–0.19 0.19–0.28 Wood and Clad Wood 50 N, NC, SC, S
Aspect/Endure 509/609 Vinyl Picture Window PRD-K-72 0.14–0.18 0.19–0.28 Vinyl 50 N, NC, SC, S
Aspect/Endure 528/628 Vinyl Fixed Casement PRD-K-77 0.13–0.17 0.20–0.29 Vinyl 45 N, NC, SC, S

Seaway Mfg. Corp.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Encore/Signature SMA-A-6 0.15–0.20 0.22–0.27 Vinyl 75 N, NC, SC, S
Encore-Elite/Signature-Gold SMA-A-25 0.13–0.19 0.23–0.27 Vinyl 60 N, NC, SC, S

Seven D Industries LP
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
7700/7800 Picture Window SED-A-40 0.16–0.17 0.28–0.29 Vinyl 50 N, NC

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-57 0.16–0.20 0.18–0.27 Vinyl 30 N, NC, SC, S
Reflections 5500/ PerfeXion Platinum/ Impressions 9800/6500 SBP-A-43 0.15–0.20 0.17–0.26 Vinyl 60 N, NC, SC, S
Reflections 5500/ PerfeXion Platinum/ Impressions 9800/6500 SBP-A-69 0.15–0.20 0.16–0.25 Vinyl 60 N, NC, SC, S
Reflections 5500/ Prism Platinum/ Grand Estates Premier/ Grand Estates Premium Plus/ Impressions 9800/ Generations/ Grandura SBP-A-43 0.15–0.17 0.19–0.25 Vinyl 45 N, NC, SC, S

Slocomb Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
400 Series Picture Window SLC-K-3 0.12–0.18 0.15–0.26 Vinyl 50 N, NC, SC, S
300 Series Picture Window SLC-K-9 0.13–0.20 0.15–0.28 Vinyl 40 N, NC, SC, S

Soft-Lite LLC
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Barrington SLL-A-8 0.16–0.18 0.19–0.28 Vinyl 55 N, NC, SC, S
Bainbridge SLL-A-42 0.15–0.20 0.19–0.28 Vinyl 55 N, NC, SC, S
Imperial LS SLL-A-31 0.14–0.20 0.17–0.27 Vinyl 75 N, NC, SC, S
Elements SLL-A-38 0.13–0.20 0.18–0.29 Vinyl 50 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/ Season-Tech SUW-K-7 0.15–0.18 0.16–0.26 Vinyl 75 N, NC, SC, S
Sunrise/ Restorations/ Solace/ Vanguard/ V-Class/ Verde SUW-K-16 0.16–0.16 0.16–0.23 Vinyl 60 N, NC, SC, S
Sunrise/Restorations/Vanguard SUW-K-19 0.13–0.20 0.10–0.50 Vinyl 60 N, NC, SC, S

Thermo-Tech Windows and Doors
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Classic Fixed Casement Picture TTW-A-11 0.16–0.17 0.17–0.28 Vinyl 40 N, NC, SC, S
Classic Direct Set Picture TTW-A-5 0.16 0.19–0.31 Vinyl 50 N, NC, SC, S
Northern Elevations Direct Set TTW-A-21 0.14-0.20 0.17-0.49 Vinyl 50 N, NC, SC, S
Northern Elevations Fixed Casement TTW-A-20 0.14-0.20 0.17-0.45 Vinyl 50 N, NC, SC, S
Classic Fixed Casement TTW-A-28 0.15-0.20 0.17-0.51 Vinyl 40 N, NC, SC, S
Classic Direct Set TTW-A-29 0.14-0.20 0.19-0.57 Vinyl 50 N, NC, SC, S

Thompson Creek Window Company
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
7900 Picture Window TCW-K-10 0.20 0.23–0.26 Vinyl 55 N, NC, SC, S

Value Windows and Doors, Inc.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
GS-PW TRIPLE PANE VWS-A-37-00041-00001 0.18–0.19 0.15–0.19 Vinyl 25 S

Vector Windows
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Envision Casement Picture Window RRT-K-040 0.15-0.20 0.20–0.31 Vinyl 50 N, NC, SC, S
Envision Picture Window RRT-K-043 0.16-0.17 0.26–0.29 Vinyl 35 N, NC

Vinyl Window Designs Ltd.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
402 Fixed VID-N-13 0.15–0.19 0.27–0.53 Vinyl 55 N, NC
452 Fixed VID-N-14 0.16–0.20 0.24–0.47 Vinyl 70 N, NC, SC, S

Vinylmax LLC
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
4600/4700/4800 Series VIM-M-48 0.15–0.19 0.17–0.28 Vinyl 50 N, NC, SC, S
Radiance Series VIM-M-22 0.14–0.20 0.27–0.30 Vinyl 45 N, NC
Sherwood Series VIM-M-41 0.17–0.18 0.26–0.29 Wood and Clad Wood 50 N,NC

Vista Window Company, LLC
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Panorama Casement Fixed Window VWC-K-11 0.15–0.20 0.22–0.25 Vinyl 50 N, NC, SC, S
Panorama Picture Window VWC-K-3 0.14–0.20 0.24–0.39 Vinyl 40 N, NC, SC, S

Vytex Corporation
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Fortis Series VYW-M-28 0.14–0.20 0.18–0.31 Vinyl 90 N, NC, SC, S
Potomac Series VYW-M-26 0.13–0.20 0.15–0.27 Vinyl 40 N, NC, SC, S

Winchester Industries
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Bristol Picture Window WCI-K-8 0.17–0.20 0.16–0.24 Vinyl 20 N, NC, SC, S
Bristol 751 Picture Window WCI-K-8 0.17–0.20 0.16–0.24 Vinyl 30 N, NC, SC, S

Wincore Window Company LLC
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
7700, 9900 Series Picture Window WCW-M-28 0.16 0.18–0.19 Vinyl 35 NC, SC, S
7700, 9900 Series Casement Picture Window WCW-M-33 0.16 0.17–0.19 Vinyl 35 NC, SC, S

Window Mart Mfg. LLC.
Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
1000 Picture Window WMI-K-13 0.14–0.20 0.10–0.28 Vinyl 50 N, NC, SC, S
2500/3000 Picture Window WMI-K-8 0.19–0.20 0.11–0.27 Vinyl 55 N, NC, SC, S