Energy Performance

For more information about ENERGY STAR® climate zones and criteria for both the USA and Canada, visit our Climate Zone Maps & Info page.

Energy data is also available on product detail pages with the data already filtered to match the product.

Please Select One:
NFRC CPD # - (please include hyphens)OR
SeriesProductModelClimate ZoneMin Energy RatingMost EfficientU-FactorMetric U-FactorEnergy StarSHGCCanada Most EfficientGreenON
VTCRPanesGlass Pane TypeGlass CoatingLite DivisionsGas Fill