PATIO DOORS 5300 SLIDING DOOR Sliding Patio Doors offer a panoramic view and allows natural light to flood in. It combines elegance, style, and superior performance perfect for your patio area. FEATURES INCLUDED 5 7/8″ mechanical frameSteel-enforced welded sashOptional aluminum sillsblack or clear anodized finishes availableGlazing: – Dual – 1″ overall– Triple – 1 3/8″ overall CONFIGURATION 2 PANEL 3 PANEL 4 PANEL