Retractable display doors are a space-saving solution that retracts into a sleek cassette when not being used

https://blogfreely.net/brimurmzuk/h1-b-keep-bug-free-this-summertime-with-apollo-screen-and-shade-retractable

Retracting screen doors are a space-saving service that pulls back into a streamlined cassette when not being used, maintaining the appearances of your entrance