E-Series specialty windows complement double-hung and casement details, and allow design flexibility for interesting shapes and beautiful accents.
- Unlimited possibilities
- Custom colors, interior woods and stains
- Custom shapes available
Full Divided Light
Give your window an authentic look with grilles that are permanently applied to the interior and exterior of your window with an aluminum spacer between the glass.
Simulated Divided Light
Simulated divided light offers permanent grilles on the exterior and and a choice of permanent or removable wood interior grilles, with no spacer between the glass.
Removable Interior Grille
Removable interior wood grilles are secured via a fastener or grille clip and can be removed enabling you to easily clean the glass surface.
Finelight Grilles Between-The-Glass
Finelight™ grilles are suspended between the panes of glass, allowing you to easily clean both the inside and outside of your windows and doors.
U- FactorHow well a product prevents heat from escaping.
Solar Heat Gain CoefficientHow well a product blocks heat caused by sunlight.
Visible Light TransmittanceHow much visible light comes through a product.
UV ProtectionHow well a product blocks ultraviolet rays.
|Smartsun with Heatlock™ Coating|
|Low-E with Heatlock Coating|
|PassiveSun with Heatlock Coating|
Center of glass performance only. Ratings based on glass options as of January 2022. Visit andersenwindows.com/energystar for ENERGY STAR map and NFRC total unit performance data.
Standard window dimensions: