https://fakenews.win/wiki/14_C....artoons_About_Bifold
Bifold Door Seal Replacement Bifold doors are a favorite option for garages, hangars and various industrial spaces because of their efficient use of space and easy access. Keeping them sealed properly is vital for energy efficiency and hygiene, as well as a pleasant indoor environment. As time passes, gaskets begin to flatten and shrink or are damaged, which can cause water ingress, draughts and loss of heat. This is a quick and simple fix. Seals on the top Rubber seals on bifold doors can become f