SpecLink Division 8 - Doors and Windows specification sections
...08871 Safety and Security Glazing Film Transparent plastic glazing film for new and existing glazing; for safety glazing and blast resistance. BSD A Nov 05 Current 08875 Solar Control Glazing Film Southwall Technologies; V-Kool film with high performance plus high visibility. ARCAT ASCLME* Nov 03 REV 08910 Metal-Framed Curtain Wall Aluminum... See #1
Xtralite Rooflghts
The 20% area is only permissible if there is a provision within the design of the rooflight for limiting solar overheating—usually shading, solar control glazing or simply the orientation of the unit. Unless such measures can be applied, it is stated that 12% is the maximum area of rooflighting permissible, ... See #2