The best JeldWen vinyl windows can have a UFactor as low as 0. 18 for triplepane windows, and doublepane highperforming windows often have a UFactor of 0. 30 or less. You can choose JeldWen windows for a new construction or replacement windows if you want to live a greener lifestyle and cut down on your energy costs. u factor of vinyl windows Measuring Performance: UFactor. While the Ufactor is used to express the insulation value of windows, Rvalue is used for insulation in most other parts of the building envelope (walls, floors, roofs). While they are related, different assumptions and test criteria are used in calculating the two values so they cannot be directly converted.
ENERGY STAR Most Efficient 2019 Vertical Slider Windows. The ENERGY STAR Most Efficient 2019 designation recognizes the most efficient products among those that qualify for the ENERGY STAR program. These vertical slider windows represent the leading edge in energy efficient products this year. u factor of vinyl windows
Reliable and Energy Efficient Doors and Windows jeldwen. com PGT builds custom aluminum, vinyl and impact resistant house windows, doors and porch enclosures: WinGuard, PremierVue, SpectraGuard, and EzeBreeze. SHGC& UFactor Tool PGT Industries Custom Aluminum, Vinyl and Impact Resistant House Windows, Doors and Porch Enclosures u factor of vinyl windows