including a novel rotatable rod means for preventing the cutting through of the framing member as by a saw in another embodiment a window frame assembly is described comprising a frame member for installing pre glazed windows with or without a rotatable rod means in the framing member said member including a separately attachable leg member for attaching the pre glazed window to a pre installed sub framing member in still other embodiments window frame assemblies are described comprising novel mullions for joining pairs of pre glazed windows the mullions as described may optionally include means for the attachment of a partition and the aforementioned rotatable rod means application_number US 75564276 A description the terms 34 glazing product 34 while typically used in reference to one or more sheets of glass are considered in the glazing industry and are used herein as referring to any product e g a sheet of glass a sheet of plastic or a ventilator assembly which is capable of being glazed in a frame similarly the term 34 window 34 is considered in the glazing industry and is used herein as referring not merely to the glazing product but rather to the entire assembly of glazing product and supporting frame.