For 90 years, Pella has crafted products with one purpose in mind – to help you create beautiful, long-lasting spaces that make life’s favorite moments more comfortable and enjoyable. With ThermaStar by Pella®, you get value backed by Pella craftsmanship.
ThermaStar by Pella® vinyl sliding windows provide a competitively priced and easy-care window solution
SunDefense Low-E glass with argon allows in visible light and provides a clear view while helping to block the heat of the sun
Operating sash slides open horizontally so you don't have to reach up or bend down to open and close
Pella's vinyl frames are made with an enhanced vinyl formula that is performance tested for excellent weathering, durability and color retention that will provide a quality look that will last
A cam action lock reengages the sashes and pulls them against the weatherstripping to ensure a superior weathertight seal
Interlocking sashes and a dual weatherstrip system provide a tight seal around the operating panel
Additional shapes, colors and grille options are available as special order
Ready to install and completely assembled for easy nail fin installation for replacement or new construction applications
ThermaStar by Pella® products are backed by a limited lifetime warranty that is one of the best warranties in the business