https://www.repairmywindowsanddoors.co.uk/southend-bifold-door-repairs-near-me/ Bifold Door Seal Replacement Bifold doors are a popular choice for garages, hangars and various industrial spaces due to their efficiency in utilizing space and easy access. It is important to keep them sealed for the sake of energy efficiency, cleanliness and a comfortable space. Gaskets can shrink, flatten, or become damaged over time. This leads to water ingress and draughts, as well as heat loss. Thankfully, fixing this is simple and quick. Seals on the Top The seals on bifold doors made of rubber can flatten out or become damaged over time. This can lead to draughts, loss of heat as well as water ingress. Installing new rubber seals could be a cheap and easy solution to these issues. The best weather seal for a bifold door is designed to be fixed in the space between the doors and frame which seals the gap with the building. The degree of effectiveness this seal will be in practice is contingent on the quality of the materials and manufacturing processes. The best bifold doors can achieve class 4 airtightness and a U-value less than 1.0 with triple glazing. A very common problem faced by bifold owners a few years into ownership is that their doors won't open as they should because the threshold isn't in line with the floor or exterior. The "solution" is usually a brush seal which doesn't work as well. The reason is that a brush is not able to flex against the threshold's surface and creates a gap that allows air and water into. To stop this from happening the threshold of Lacuna is designed with a few steps. This means that when the doors are closed they are pushed against the threshold and are compressed into it. This is a much better alternative to the brush seal used by other products. This option comes with the added benefit of not restricting the door's movement when they are opened. By contrast, when you have the traditional bottom-hung system, the doors are able to be slid op