5800 Series | Double Hung Aluminum Window
The 5800 Double Hung window was tested to be used in sizes up to 60″ x 99″. The air infiltration rate is an amazing .03. This window features a 4 5/16″ frame, block and tackle balances with an ultra-lift option, 1″ insulated glass, and tilt sash operation.
- Polyethylene Gaskets
- Attractive Flush Mount Tilt Latches
- Lower Sash Automatic Latching System