Energy Efficiency Ratings: Details

ENERGY STAR High Efficiency Haute Efficacité

Windows (Select a New Product)

Products are eligible for ENERGY STAR® based on their U-factor (the lower the number, the more energy efficient the product) or their Energy Rating (ER - the higher the number, the more energy efficient the product).

To find models that are the most efficient, select the ENERGY STAR Most Efficient checkbox in the “Energy Efficiency Criteria” section below.

ENERGY STAR technical specifications

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Model 470-180
Brand Nordik Windows
ENERGY STAR Most Efficient 2021 N
U-factor (W/m² - K) 1.65
Solar Heat Gain (SHGC) 0.52
Energy Rating 34
Style Double Slider
Frame Material Aluminum/Vinyl
Layers of Glazing 2
NRCan Reference NR6681-35098333-ES5
Energy Efficiency Verification Reference NDK-M-4-00009-00001
Product Name Coulissant double hybride
U-factor (Btu/h/ft² - °F) 0.29
Visible Transmittance 0.6
Air Leakage - Infiltration (l/s*m²) 0
Air Leakage - Exfiltration (l/s*m²) 0
Registration Date 2020-07-21 00:00:00.0
Last Submitted 2020-07-21 00:00:00.0
Delisting Date 2021-06-08 00:00:00.0