The Tafco basement slider window is manufactured with a heavy-duty extruded welded vinyl sash and main frame. The sash glides effortlessly, interlocking with the main frame ensuring a weather-tight seal. Insulated glass and durable wool pile seals keep cold air out and warm air in. Included is an easily removable full screen to keep insects out. The Tafco basement slider window is the perfect choice for your new construction or remodeling needs.