The FR4700 series fire rated window system incorporates today’s technological advancements in weather stripping and paint finishes with the look of old world traditional steel sightlines. 
 
 
 
• Easy installation typical window systems
• Narrow steel profiles
• Casements available in single vent or double vent configuration
• Welded steel construction
• Ratings 20/45 minute 
• Units can be glazed with wired glass, or the FireLite family of glass products
• Passes positive pressure test standards UL 10C, UBC 7-2, and UBC 7-4
• Frames supplied welded and ready for installation.
• Standard colors available
• In house powder coating - custom colors are available -
• Fabricated in the U.S.A.
• Arched profiles