Breaking through the tempered glass of a patio door is very noisy and not easy, forcing a door open is a burglars easier option. Arm your sliding door with an Ideal Security product. Add safety and security to your sliding patio door with Ideal Security's Sliding Patio Door Security Bar. This adjustable security bar is normally mounted in the middle of the patio door. Mounting in the middle offers flexibility for swinging up or down and also when in the locked position, shows would be intruders that there is a bar on this door, go somewhere else. The bars are made of extruded aluminum and painted BLACK to match most patio doors. This unit is adjustable from 25-3/4" to 47-1/2" wide and will fit most doors, no need to cut. The inside bar slides into the outside bar. The bracket that is attached to end of the bar is fastened to the frame and allows the bar to pivot up and down so the door opens easily and the bar stays out of the way. The sliding patio door can be partially opened for ventilation and still be secured. Ideal Security has been supplying quality hardware to North American homes for over 56 years. Please explore many other security and protection products for your home from Ideal Security Inc.