YWE 40 T Thermally Improved, Front Loading Window Wall System WINDOW WALL SYSTEM Product Description The YWE 40 T is a thermally improved, front loaded window wall system designed to meet the design challenges of today's buildings. The system is glazed from the interior of the building to reduce labor costs. Our snap-on face covers enable separate interior and exterior finishes for aesthetic and/or economic reasons. Optional head and sill anchors help installations in punched openings. Two sided structural silicone glazing at vertical mullions is also available as an option. Product Options & Features n 2 " Face by 4 " Overall Depth (1-3/4 " Perimeter Face Members) n Interior Glazed to Reduce Field Labor n Screw Spline or Shear Clip Construction n Optional Structural Silicone Glazed Intermediate Verticals n Separate Interior/Exterior Finish Options