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Bifold Door Seal Replacement Due to their compact design and easy access Bifold doors are a popular choice for hangars, garages, and other industrial spaces. It is crucial to seal them to ensure energy efficiency, cleanliness and a relaxing space. Gaskets can shrink, flatten or even break over time. This causes water ingress and draughts, as well as loss of heat. This is a quick and simple fix. Seals on the top As time passes the seals made o