Pella Vinyl Windows U Value

The u value of windows depends on 1 quality of frame 2 number of panes of glass 3 argon gas 4 low e coatings 5 air space between panes etc.

Pella vinyl windows u value.

Pella 350 series windows are available in standard and special sizes. Made from vinyl that is stronger and more energy efficient than ordinary vinyl you can choose pella 250 series windows with confidence. Add transoms or adjacent windows for flexible combinations. So in your example 1 where they show the window has a u value of 0 27 it s because the are using their lowest quality and least expensive frame and glazing.

Our unique vinyl formula is performance tested for excellent weathering color retention and durability. With new or replacement windows and patio doors that are energy star certified you can help lower your utility costs and enhance your home s comfort. Find a vinyl window that complements your home. With features and options like hurricaneshield glass and reinforced frames these windows can stand up to severe storms.

Our most popular features and options for vinyl windows allow you to create a window that will meet all the unique demands of your home. Explore pella 350 series windows to find a low maintenance energy efficient window to complement your home. Vinyl windows from pella are easy to care for affordable and provide exceptional energy efficiency. We have several products that are identified as the energy star most efficient meaning they meet more stringent energy.

Design data available for egress vent opening clear opening visible glass and frame area. View sizes and design data. Energy star certified windows and doors help to conserve energy.