Expand you room indoors or outdoors with ease. Parrett's well engineered Bi-Fold window system not only provides a beautiful design but also great functionality. This window system is ideal for opening one living area to another. Simply release the locks and pull the window panels with ease in the open direction. Quality craftsmanship and hardware will provide years of beauty and environment. Two panels to multiple panel systems are available in you choice or wood species.

For a classic, distinctive look, Sierra Pacific's all-wood windows offer timeless elegance with exceptional thermal performance. As with all our wood products, long-term durability is ensured by CoreGuard Plus™, a leading wood treatment against rot and insects.

The best of both worlds, combining beautiful wood inside with low maintenance aluminum cladding outside. Wood is select pine, or upgrade to one of seven other species, all protected by CoreGuard PlusTM wood preservative. Double thick cladding is finished with a powder coating process that leads the industry in durability and environmental safety.