Door Solutions Slideback- Self Closing Sliding Patio Door Closer (Heavy Duty) For 56 Ft Doors

Easy to install - just a few simple steps. Keeps children and pets safe from wandering out and gives you peace of mind especially if you have a pool. Energy Saver- Reduces cooling and heating by keeping the patio door closed. Speed adjustable to slow the door down as a child safety feature to prevent injury. Works for all standard 5 and 6 foot patio doors (hurricane resistant doors need heavy duty plus) For best results make sure to lubricate the tracks and any point the door touches the frame with silicone lubricant to minimize friction.