1 Performance solutions require upgrades to triple-pane and mixed glass thickness. Reduction in sound based on OITC ratings of Pella
® Lifestyle Series windows compared to a single-pane wood or vinyl window with an OITC of 19. Double-hung windows are not available with triple-pane glass. Calculated by using the sound transmission loss values in the 80 to 4000 Hz range as measured in accordance with ASTM E-90(09). Actual results may vary.
2 Performance solutions require upgrades to triple-pane and AdvancedComfort Low-E. Window energy efficiency calculated in a computer simulation using RESFEN 6.0 default parameters for a 2,000-square-foot new construction single-story home when comparing Pella
® Lifestyle Series windows to a single-pane wood or vinyl window. Double-hung windows are not available with triple-pane glass. The energy efficiency and actual savings will vary by location. The average window energy efficiency is based on a national average of 94 modeled cities across the country with weighting based on population. For more details, see
pella.com/methodology.
* Based on comparing written limited warranties of leading national wood window and wood patio door brands. See Pella written Limited Warranty for details, including exceptions and limitations, at
pella.com/support/warranties, or contact Pella Customer Service at
877-473-5527.
