www.ykkap.com Findlay Market - Cincinnati, OH YES 40 FS/FI Center Set Storefront System with Monolithic or Insulating Glass The YES 40 FS (1-3/4 " x 4 " ) is a center set, flush glazed framing systems designed primarily for 1/4 " glass or infill panels 1/4 " to 3/8 " thick. The YES 40 FI (2 " x 4 " ) (shown) is a center set, flush glazed framing system developed for 1 " insulating glass and other types of infill panels of varying thicknesses. Both systems will accommodate YKK AP's hinged mullions, as well as our flexible mullion; these mullions allow more creative freedom where curves and angles become a functional part of the design. Gasket With Stretch-Resistant Cord 1/4 " or 1 " Standard Insulating Glazing with several glass infill options Stick built assembly with concealed fasteners by Screw Spline or Shear Block Integrates with our YKK AP Entrances Configuration: Glazing Outside Glass Setting Center Set Installation Screw Spline or Shear Blockhttp://www.ykkap.com