Expandable Guardian Angel Child Safety Window Guards Expand from 23-35 Inches Mount these two 5 bar GA2335-45 Guardian Angel Window Guards MADE IN USA as vertical window bars or horizontal window grates to keep children safe . Ch ild safety and home safety experts recommend home child safety window guards with no more than 4 inch spaces between bars. Child home safety means keeping children and pets from window falls through screens or open windows. Package of two. Guardian Angel window guards with 5 bars protect a height or width from 21 5/8 to 26 inches. Each GA2335-45 child safe window guard expands from 23 to 25 inches. Butt mounting bars butt together to keep a 4 inch space. Combine with 3, 4 or 5 bar units to fill a larger window opening safely. Recommended by City of Boston. Meets New Jersey child safety standards. Guardian Angel Window Guard Features Low-profile appearance. Leader in window fall prevention. Tested to withstand up to 150 pounds of pressure in locked position.Quick release buttons for fast window guard removal in emergencies. Guards have 4 emergency release buttons. Adults or older children remove Guardian Angel windowguards without excessive force. Window guards remove from inside or outside the window. Bar spacing of 3 7/8 exceeds 4 to 5 safety standards. Horizontal guard height 21 3/8 , about 3 higher than most brands. Side posts anchor with 2 sheet metal screws into solid stud or frame mats.. Six stock sizes with 4 bars fit most horizontal opening single and double hung windows. Combinations of 3, 4 or 5 bar vertical mount units protect openings of vertical windows like sliders and casements. Conforms to American Society for Testing and Material standards ASTM F2090-01A and recognized by the U.S. Consumer Products and Safety Commission. Conforms to most local fire and building codes for egress type window guards. Meets Massachusetts building codes 780CMR 3603.14.2.2 and 780 CMR 010.4. Made in USA. Li This item ships from a separate warehouse and may require extra time for delivery.