Universal AC Sliding Door Vent Kit for Portable Air Conditioners - Fits 5.1"/5.9" Hoses, Adjustable Vertical Sliding Doors up to 95", Durable PVC W/Filter & Seal. The structure is designed to snap into the sliding door/window rail so that the sliding door/window can be closed against it: providing a seal to complete the connection between the two and preventing fresh air from escaping to the outside, the system allows you to continue to open and close the door/window freely, without having to constantly untie the Velcro，while maintaining the beauty and utility of the sliding door/window vents.

Universal AC Sliding Door Vent Kit for Portable Air Conditioners - Fits 5.1"/5.9" Hoses, Adjustable Vertical Sliding Doors up to 95", Durable PVC W/Filter & Seal. The structure is designed to snap into the sliding door/window rail so that the sliding door/window can be closed against it: providing a seal to complete the connection between the two and preventing fresh air from escaping to the outside, the system allows you to continue to open and close the door/window freely, without having to constantly untie the Velcro，while maintaining the beauty and utility of the sliding door/window vents.

Universal AC Sliding Door Vent Kit for Portable Air Conditioners - Fits 5.1"/5.9" Hoses, Adjustable Vertical Sliding Doors up to 95", Durable PVC W/Filter & Seal. The structure is designed to snap into the sliding door/window rail so that the sliding door/window can be closed against it: providing a seal to complete the connection between the two and preventing fresh air from escaping to the outside, the system allows you to continue to open and close the door/window freely, without having to constantly untie the Velcro，while maintaining the beauty and utility of the sliding door/window vents.

Universal AC Sliding Door Vent Kit for Portable Air Conditioners - Fits 5.1"/5.9" Hoses, Adjustable Vertical Sliding Doors up to 95", Durable PVC W/Filter & Seal. The structure is designed to snap into the sliding door/window rail so that the sliding door/window can be closed against it: providing a seal to complete the connection between the two and preventing fresh air from escaping to the outside, the system allows you to continue to open and close the door/window freely, without having to constantly untie the Velcro，while maintaining the beauty and utility of the sliding door/window vents.

The structure is designed to snap into the sliding door/window rail so that the sliding door/window can be closed against it: providing a seal to complete the connection between the two and preventing fresh air from escaping to the outside, the system allows you to continue to open and close the door/window freely, without having to constantly untie the Velcro，while maintaining the beauty and utility of the sliding door/window vents.

Universal AC Sliding Door Vent Kit for Portable Air Conditioners - Fits 5.1"/5.9" Hoses, Adjustable Vertical Sliding Doors up to 95", Durable PVC W/Filter & Seal. The structure is designed to snap into the sliding door/window rail so that the sliding door/window can be closed against it: providing a seal to complete the connection between the two and preventing fresh air from escaping to the outside, the system allows you to continue to open and close the door/window freely, without having to constantly untie the Velcro，while maintaining the beauty and utility of the sliding door/window vents.