glass utilizes warm edge technology for increased energy
Multi-chambered, aluminum-reinforced center bar for extra
Heavy duty stainless steel balance system allows the sash to
remain open in any position
New construction nailing fin for easy installation in new or
room additions (optional).
"Colonial" window grids fit between the layers of glass so no
cleaning is needed (optional).
Full frame depth to fit any standard window jamb making
installation easier minimizing window opening customization.