This white vinyl horizontal slider window measures 47.5"W x 47.5"H (nominal 48"x48") and is in good used condition with no damage reported. Features include Low-E argon gas-filled insulating glass for energy efficiency, a built-in lock system for security, and a screen included with the unit. Clear glass with white vinyl frame. Specific brand not identified; inclusions beyond the screen not specified. A solid, energy-efficient window at significant savings.