Expanse is the industry’s first porch window with retractable screens. Available in extra-large standard and custom sizes, this patented, dual-sash window design offers expansive views and convenient ventilation – all while offering protection from bugs and the elements.
3 Season Rooms
Quad pulley balance system for smooth and reliable operation
Stainless steel aircraft cable supports the counterbalanced sashes for easy ventiltation
Dual sashes with weatherstripping & interlocking rail create a tight seal
Sash lock and 3/16″ tempered glass for added protection and peace of mind