Aluminum Folding Door：8cm(3 in) wide aluminum panel; Panel thickness: 1.2mm; Maintenance free quiet rollers; Heavy duty lower track. 21cm(8.2in) long door hardware kit with keys. Note: W(24-50 inch) is Single door Thermal Insulation and Room Divider：All-round wind resistance warmth cold wind without self-containment block the outside cold air prevent the loss of air conditioning and cold air keep the indoor fresh. At the same time it also prevents the entry of pets and mice. Setup Anywhere : Temporary doors are perfect for small spaces can be used in living room bedroom basement laundry room pantry bathroom doorway and closet also can be used for partition and decoration. Space Saving：Accordion door take up only 10% of the space of traditional ones; Kitchen door: effectively prevent the leakage of oil fume without destroying the overall decoration style bathroom; Toilet door: dry and wet partition do not occupy space. Easy to Install：Measure the height and width of your door frame whichever is the minimum. It can be installed with a simple DIY. Built-in pulley design easy to push and pull., Manufacturer: LwsCUiH