40″ x 35″ Aluminum Vertical Sliding Storm Window

Dimensions: 40 1/4″ Width x 35 1/4″ Length Rough Opening – Interior Vertical Slider Self-Storing Storm Windows combine durability and efficiency which provide thermal efficiency with easy installation and virtually problem-free operation. The dual-wall concept combines an aluminum horizontal or vertical window with an aluminum self-storing storm window and installs them on a “weather break” … consisting of the sidewall studs and outer sheathing. The result … the most complete structural window combination for guarding against energy-wasting penetration of cold in the winter, heat in the summer … and reducing window condensation to a minimum – a truly cost effective system. Features Attractive white painted aluminum extrusion; Removable upper and lower sash are marine glazed for superior weather resistance; Full interlock at meeting rail to provide window security and strength; Latch strike allows varied opening heights for desired ventilation; Quality pile weather strip throughout for maximum weather resistance; Two spring loaded slide latches for operation of removable lower sash; Soft durable leaf vinyl provides tight weather seal between sash and sill; Pile weather strip along length of jamb to complete weather strip package; Pre-punched flange for fast and easy installation; One Year Manufacturers Limited Warranty – Made in the USA;