Guardian Angel is the leader in window fall prevention. Durable steel construction. 4-inch spacing between bars stops children. Mount inside or in front of the window frame. Emergency quick-release buttons. 21 3/8" tall. Available in six adjustable widths. Lifetime Mfr. Warranty. Best for Double Hung windows. Casement windows not recommended.
Designed to conform to the safety standards for window fall prevention devices set forth by the American Society for Testing and Materials (ASTM F2090-01a), and recognized by the U.S. Consumer Products and Safety Commission.