4500 SERIES

The United 4500 heavy duty sliding patio door blends sturdy construction with elegant features. Efficient and modern with a multitude of options, it is the perfect complement to any project, room, or home.

Heavy-duty Sliding Patio Door

• Welded Sash & Frame
• Left or Right Handed
• Dual Corrosion Resistant Rollers
• DP-50 Structural Rating
• Dual-Walled Sill Tower
• Optional Upgrades: LowE & Argon, Blinds Between the Glass, Grids Between the Glass, Decorative Hardware, Primed Extension Jamb, Sizing & Configuration Options