The FE Window Systems are an integral part of APSG’s HI-THREAT™
Custom Security Solutions product line. We offer a variety of designs,
each one engineered to meet your particular level of threat. Our
products are certified by the U.S. Department of State (DOS), the
National Institute of Justice (NIJ) and the Underwriters Laboratory
(UL) and are manufactured under the strictest of quality controls.
We live in dangerous times– Trust APSG to protect what you hold
most dear.. Your safety is our business.
It is recommended that they are used in conjunction with protected wall areas. Windows are aluminum.