Multi-chambered construction provides thermally efficient air pockets
Fully weatherstripped to keep wind and weather outside
Package available for maximum energy efficiency.
Ready-to-finish head and seat board
Optional Insulated head and seat board
Quality mulling ensures precise angle joints
Maintenance-free, extrusions will not stick or swell due to moisture
Hidden steel cable bracing system provided
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Jason Just said...
"Great install and looks great. "