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 330-LOF
Brand Nordik Windows
U-factor (W/m² - K) 1.79
Solar Heat Gain (SHGC) 0.57
Energy Rating 34
ENERGY STAR Most Efficient 2020 N
Style Double Hung
Frame Material Vinyl
Layers of Glazing 2
NRCan Reference NR6681-5649475-ES5
Energy Efficiency Verification Reference 27952-1
Product Name 417 Series
U-factor (Btu/h/ft² - °F) 0.32
Visible Transmittance 0.58
Air Leakage - Infiltration (l/s*m²) 0.1
Air Leakage - Exfiltration (l/s*m²) 0.1
Registration Date 2012-05-31 00:00:00.0
Last Submitted 2019-02-13 00:00:00.0
Delisting Date