ENERGY STAR Most Efficient 2017 — Casement Style (Awning, Projected, Hopper, Tilt-and-Turn, etc.) Windows

Most Efficient 2017The ENERGY STAR Most Efficient 2017 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. See examples of each window type (PDF, 701KB).

Notes on Abbreviations:

CPD National Fenestration Rating Council
Certified Products Directory (link is external)
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-15 0.15–0.20 0.15–0.23 Vinyl 60 N, NC, SC, S
Energy Core Awning AWN-M-16 0.15–0.20 0.15–0.23 Vinyl 60 N, NC, SC, S

Andersen Corporation

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
A-Series Casement AND-N-86 0.20 0.11–0.34 Composite 50 N, NC, SC, S
A-Series Awning AND-N-87 0.20 0.11–0.33 Composite 50 N, NC, SC, S
A-Series Transom Venting AND-N-90 0.20 0.12–0.34 Composite 50 N, NC, SC, S

Associated Materials, Inc.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
0971 ASO-A-31 0.18–0.20 0.24–0.27 Vinyl 40 N, NC, SC, S
0951 ASO-A-32 0.18–0.20 0.23–0.27 Vinyl 35 N, NC, SC, S

Capitol Glass/Northerm Windows

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
3800 Awning Triple Glaze NRW-A-8 0.19 0.16–0.23 Vinyl 60 N, NC, SC, S
3800 Casement Triple Glaze NRW-A-7 0.19 0.16–0.23 Vinyl 65 N, NC, SC, S

EnergyWall Windows & Doors

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
8450 Casement Window EWW-M-9 0.15–0.20 0.13–0.31 Vinyl 70 N, NC, SC, S

Ideal Window Manufacturing, Inc.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
3900 Casement IAP-M-34 0.19–0.20 0.19–0.21 Vinyl 60 N, NC, SC, S
4000 Awning IAP-M-33 0.19–0.20 0.19–0.21 Vinyl 60 N, NC, SC, S

Interstate Window & Door Co.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
9800 AWN (CompositWood®) IBM-K-29 0.14–0.20 0.19–0.26 Composite 30 N, NC, SC, S
9400 AWN (Architectural Series) IBM-K-41 0.14–0.20 0.15–0.27 Composite 30 N, NC, SC, S
8800/6800/440 CS - 8800/6800/440 FX IBM-K-50 0.15–0.20 0.21–0.27 Vinyl 30 N, NC, SC, S
8800/6800/440 AWN IBM-K-51 0.15–0.20 0.21–0.27 Vinyl 50 N, NC, SC, S

JELD-WEN, Inc.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Premium Vinyl (V-4500) Casement JEL-A-595 0.17–0.20 0.13–0.23 Vinyl 50 N, NC, SC, S
Premium Vinyl (V-4500) Awning JEL-A-596 0.17–0.20 0.13–0.23 Vinyl 50 N, NC, SC, S

Joyce Manufacturing Co.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Insulator INCA JMC-K-9 0.18–0.20 0.15–0.16 Vinyl 60 NC, SC, S

Kensington HPP, Inc.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Casement KHI-M-22 0.16–0.19 0.12–0.34 Vinyl 55 N, NC, SC, S

Kohltech International, Ltd.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Supreme KOI-A-56 0.17–0.18 0.18–0.39 Vinyl 70 N, NC, SC, S
Supreme KOI-A-57 0.17–0.18 0.18–0.39 Vinyl 70 N, NC, SC, S
6000 Plus KOI-A-63 0.17–0.17 0.18–0.20 Vinyl 55 N, NC, SC, S
6000 Plus KOI-A-64 0.17–0.17 0.18–0.20 Vinyl 40 N, NC, SC, S
Select KOI-A-66 0.17–0.18 0.19–0.40 Vinyl 70 N, NC, SC, S
Select KOI-A-67 0.17–0.18 0.19–0.40 Vinyl 30 N, NC, SC, S

Kolbe Windows and Doors

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Teutonic™ Tilt-Turn KKM-K-192 0.20 0.14–0.23 Vinyl 95 N, NC, SC, S
Ultra EP Awning KKM-K-160 0.20 0.14–0.22 Wood and Clad Wood 85 NC, SC, S
Ultra EP Casement KKM-K-159 0.20 0.14–0.22 Wood and Clad Wood 80 N, NC, SC, S
Ultra Tilt Turn KKM-K-188 0.18–0.20 0.13–0.37 Wood and Clad Wood 75 N, NC, SC, S
VistaLuxe Awning KKM-K-196 0.19–0.20 0.16–0.42 Wood and Clad Wood 50 N, NC, SC, S
VistaLuxe Casement KKM-K-194 0.19–0.20 0.16–0.42 Wood and Clad Wood 50 N, NC, SC, S
Windquest Casement KKM-K-224 0.18–0.19 0.14–0.38 Vinyl 50 N, NC, SC, S
Windquest Awning KKM-K-225 0.18–0.19 0.14–0.38 Vinyl 50 N, NC, SC, S

Marvin Windows and Doors

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Integrity Casement MAR-N-250 0.19–0.20 0.23–0.27 Fiberglass 50 N, NC, SC, S
Integrity Awning MAR-N-251 0.20–0.20 0.23–0.27 Fiberglass 50 N, NC, SC, S
Wood Magnum Tilt-Turn 4 9/16 Jamb MAR-N-328 0.18–0.20 0.12–0.36 Wood and Clad Wood 40 N, NC, SC, S
Clad Ultimate Casement MAR-N-342 0.18–0.20 0.14–0.39 Wood and Clad Wood 50 N, NC, SC, S
Clad Ultimate Awning MAR-N-343 0.18–0.20 0.13–0.39 Wood and Clad Wood 40 N, NC, SC, S
Wood Ultimate Casement MAR-N-347 0.17–0.20 0.13–0.38 Wood and Clad Wood 50 N, NC, SC, S
Wood Ultimate Pushout Casement MAR-N-348 0.18–0.20 0.13–0.38 Wood and Clad Wood 35 N, NC, SC, S
Clad Ultimate Pushout Casement MAR-N-350 0.19–0.20 0.14–0.25 Wood and Clad Wood 35 N, NC, SC, S
Clad Ultimate Pushout Casement Picture MAR-N-351 0.16–0.20 0.15–0.45 Wood and Clad Wood 50 N, NC, SC, S
Wood Ultimate Awning MAR-N-354 0.18–0.20 0.12–0.36 Wood and Clad Wood 50 N, NC, SC, S
Wood Ultimate Casement Round Top Operational/Stationary MAR-N-356 0.19–0.20 0.13–0.25 Wood and Clad Wood 50 N, NC, SC, S
Clad Ultimate Casement Round Top Operator/Stationary MAR-N-357 0.19–0.20 0.14–0.25 Wood and Clad Wood 50 N, NC, SC, S
Wood Ultimate Pushout Awning MAR-N-358 0.18–0.20 0.12–0.37 Wood and Clad Wood 30 N, NC, SC, S
Clad Ultimate Pushout Awning MAR-N-360 0.19–0.20 0.14–0.25 Wood and Clad Wood 30 N, NC, SC, S
Clad Inswing Casement MAR-N-422 0.20–0.20 0.14–0.20 Wood and Clad Wood 35 N, NC, SC, S
Wood Magnum Tilt-Turn MAR-N-44 0.17–0.20 0.13–0.38 Wood and Clad Wood 40 N, NC, SC, S
Clad Magnum Tilt-Turn MAR-N-45 0.20–0.20 0.14–0.25 Wood and Clad Wood 40 N, NC, SC, S

Mathews Brothers Company

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Clara Starrett MBC-M-46 0.18 0.20–0.22 Vinyl 60 N, NC, SC, S
Clara Starrett MBC-M-47 0.18 0.20–0.22 Vinyl 60 N, NC, SC, S

MI Windows and Doors

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
CertainTeed Casement/ 9000 Series 9770 Vinyl Casement/ Designer Series 1675 Casement MEI-A-170 0.18–0.18 0.12–0.20 Vinyl 50 NC, SC, S
CertainTeed Awning/ Designer Series 1665 Awning/ 9000 Series 9660 Vinyl Awning MEI-A-171 0.18–0.18 0.18–0.35 Vinyl 40 N, NC
MI EnergyCore EC147 Casement/ BetterBilt BB147 Casement MEI-A-174 0.17–0.18 0.20–0.22 Vinyl 45 N, NC, SC, S
MI EnergyCore EC140 Awning/ BetterBilt BB140 Awning MEI-A-175 0.17–0.18 0.12–0.24 Vinyl 25 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-17 0.17–0.29 0.20–0.23 Vinyl 25 N, NC, SC, S
Northwind III/ Trustgard/ Destiny/ Northwind Builder Remodeler NVP-K-18 0.18–0.20 0.21–0.21 Vinyl 50 N, NC, SC, S
Northwind III/ Trustgard/ Destiny/ Northwind Builder Remodeler NVP-K-19 0.18–0.20 0.21–0.21 Vinyl 50 N, NC, SC, S

OKNA Windows & Doors

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Casement – 700 Series OKW-K-26 0.16–0.20 0.22–0.24 Vinyl 70 N, NC, SC, S

Pella Corporation

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
350 Series Casement (Nail Fin) PEL-N-184 0.17–0.20 0.18–0.20 Vinyl 60 N, NC, SC, S
350 Series Casement (Pocket Frame) PEL-N-188 0.17–0.20 0.18–0.20 Vinyl 60 N, NC, SC, S
350 Series Awning (Nail Fin) PEL-N-187 0.17–0.20 0.18–0.20 Vinyl 60 N, NC, SC, S
350 Series Awning (Pocket Frame) PEL-N-189 0.17–0.20 0.18–0.20 Vinyl 55 N, NC, SC, S
Pella Architect Series Aluminum Clad Fixed Casement with Advanced Low-E Triple IG PEL-N-1 0.17–0.20 0.21–0.27 Wood and Clad Wood 30 N, NC, SC, S
Pella Architect Series Aluminum Clad Fixed Casement with SunDefense Low-E Triple IG PEL-N-1 0.17–0.20 0.16–0.20 Wood and Clad Wood 30 N, NC, SC, S
Pella Architect Series Aluminum Clad Fixed Casement with NaturalSun Low-E Triple IG PEL-N-1 0.17–0.20 0.35–0.44 Wood and Clad Wood 30 N, NC
Pella Architect Series Aluminum Clad Casement with Advanced Low-E Triple IG PEL-N-11 0.19–0.20 0.21–0.23 Wood and Clad Wood 50 N, NC, SC, S
Pella Architect Series Aluminum Clad Casement with SunDefense Low-E Triple IG PEL-N-11 0.19–0.20 0.16–0.17 Wood and Clad Wood 50 NC, SC, S
Pella Architect Series Aluminum Clad Casement with NaturalSun Low-E Triple IG PEL-N-11 0.19–0.20 0.36–0.39 Wood and Clad Wood 50 N, NC
Pella Architect Series Aluminum Clad Casement with NaturalSun Low-E Triple IG PEL-N-30 0.19–0.20 0.21–0.23 Wood and Clad Wood 50 N, NC, SC, S
Pella Architect Series Aluminum Clad Awning with SunDefense Low-E Triple IG PEL-N-30 0.19–0.20 0.16–0.17 Wood and Clad Wood 50 NC, SC, S
Pella Architect Series Aluminum Clad Awning with NaturalSun Low-E Triple IG PEL-N-30 0.19–0.20 0.36–0.39 Wood and Clad Wood 50 N, NC
Pella Architect Series Aluminum Clad Large Awning with Advanced Low-E Triple IG PEL-N-30 0.19–0.20 0.21–0.23 Wood and Clad Wood 40 N, NC, SC, S
Pella Architect Series Aluminum Clad Large Awning with SunDefense Low-E Triple IG PEL-N-30 0.19–0.20 0.16–0.17 Wood and Clad Wood 40 NC, SC, S
Pella Architect Series Aluminum Clad Large Awning with NaturalSun Low-E Triple IG PEL-N-30 0.19–0.20 0.36–0.39 Wood and Clad Wood 40 N, NC
Pella Architect Series Wood Casement with Advanced Low-E Triple IG PEL-N-39 0.18–0.20 0.19–0.23 Wood and Clad Wood 50 N, NC, SC, S
Pella Architect Series Wood Casement with SunDefense Low-E Triple IG PEL-N-39 0.17–0.20 0.15–0.17 Wood and Clad Wood 50 NC, SC, S
Pella Architect Series Wood Casement with NaturalSun Low-E Triple IG PEL-N-39 0.18–0.20 0.32–0.39 Wood and Clad Wood 50 N, NC
Pella Architect Series Wood Awning with Advanced Low-E Triple IG PEL-N-40 0.18–0.20 0.19–0.23 Wood and Clad Wood 50 N, NC, SC, S
Pella Architect Series Wood Awning with Advanced Low-E Triple IG PEL-N-40 0.18–0.20 0.15–0.17 Wood and Clad Wood 50 NC, SC, S
Pella Architect Series Wood Awning with NaturalSun Low-E Triple IG PEL-N-40 0.18–0.20 0.32–0.39 Wood and Clad Wood 50 N, NC
Pella Architect Series Wood Large Awning with Advanced Low-E Triple IG PEL-N-40 0.18–0.20 0.19–0.23 Wood and Clad Wood 40 N, NC, SC, S
Pella Architect Series Wood Large Awning with SunDefense Low-E Triple IG PEL-N-40 0.18–0.20 0.15–0.17 Wood and Clad Wood 40 NC, SC, S
Pella Architect Series Wood Large Awning with NaturalSun Low-E Triple IG PEL-N-40 0.18–0.20 0.32–0.39 Wood and Clad Wood 40 N, NC
Pella Architect Series Wood Fixed Casement with Advanced Low-E Triple IG PEL-N-41 0.16–0.20 0.21–0.27 Wood and Clad Wood 30 N, NC, S, SC
Pella Architect Series Wood Fixed Casement with SunDefense Low-E Triple IG PEL-N-41 0.16–0.20 0.16–0.20 Wood and Clad Wood 30 N, NC, S, SC
Pella Architect Series Wood Fixed Casement with NaturalSun Low-E Triple IG PEL-N-41 0.16–0.20 0.35–0.45 Wood and Clad Wood 30 N, NC

Ply Gem Windows

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Pro Series 700 Awning PWG-M-130 0.19–0.20 0.17–0.21 Vinyl 15 N, NC, SC, S
Pro Series 700 Casement PWG-M-131 0.19–0.20 0.17–0.21 Vinyl 15 N, NC, SC, S
Ecosmart/Pro/Premium/Uniframe Casement PWG-M-25 0.14–0.20 0.13–0.25 Vinyl 40 N, NC, SC, S
Ecosmart/Pro/Premium/Uniframe Awning PWG-M-26 0.14–0.20 0.13–0.25 Vinyl 45 N, NC, SC, S

Polaris Technologies

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
UltraWeld 8450 Casement Window POL-M-37 0.15–0.20 0.13–0.31 Vinyl 70 N, NC, SC, S

ProVia Door, Inc.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Aeris Wood Clad Vinyl Casement Window PRD-K-64 0.16–0.20 0.16–0.23 Wood and Clad Wood 50 N, NC, SC, S
Aeris Wood Clad Vinyl Awning Window PRD-K-65 0.16–0.20 0.16–0.23 Wood and Clad Wood 50 N, NC, SC, S
Aspect/Endure 524/624 Vinyl Casement PRD-K-75 0.14–0.18 0.18–0.26 Vinyl 60 N, NC, SC, S
Aspect/Endure 531/631 Vinyl Awning PRD-K-76 0.15–0.18 0.18–0.26 Vinyl 60 N, NC, SC, S

Seaway Mfg. Corp.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Lighthouse/Commander SMA-A-21 0.16–0.20 0.18–0.22 Vinyl 45 N, NC, SC, S

Soft-Lite LLC

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Casement SLL-A-81 0.15–0.20 0.15–0.37 Vinyl 40 N, NC, SC, S
Awning SLL-A-82 0.15–0.20 0.15–0.37 Vinyl 40 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-14 0.17–0.19 0.14–0.23 Vinyl 70 N, NC, SC, S

Thermo-Tech Windows and Doors

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Classic Awning TTW-A-4 0.18–0.19 0.15–0.24 Vinyl 40 N, NC, SC, S
Classic Casement TTW-A-3 0.18–0.19 0.15–0.24 Vinyl 50 N, NC, SC, S

Value Windows and Doors, Inc.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
GS-CM TRIPLE PANE VWS-A-20 0.19–0.20 0.14–0.21 Vinyl 30 S

Vinyl Window Designs Ltd.

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
100 Casement VID-N-1 0.18–0.19 0.21–0.23 Vinyl 70 N, NC, SC, S

Vinylmax LLC

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Prestige Series VIM-M-15 0.16–0.20 0.16–0.23 Vinyl 50 N, NC, SC, S
Sherwood Series VIM-M-26 0.17–0.20 0.20–0.23 Wood and Clad Wood 50 N, NC, SC, S

Vista Window Company, LLC

Product Line CPD Number U-Factor SHGC Frame Type PG Climate Zones
Panorama Awning VWC-K-5 0.17–0.20 0.19–0.23 Vinyl 15 N, NC, SC, S
Panorama Casement Window VWC-K-4 0.17–0.20 0.19–0.23 Vinyl 50 N, NC, SC, S