There are a number of reasons.
Firstly, we believe it's the safest place for the springs, high up inside steel trays with steel lids well away from inquisitive little fingers.
Secondly, on a Friday night, should the unthinkable happen and a spring or a cable fails, then there is a strong chance, with our multi-spring and multi cable-arrangement, that the door will keep operating safely until you have the chance to get a service engineer to your door. Other doors can incorporate an anti-drop device that locks the door in the position it fails! Your property could be open all weekend!
But it doesn’t end there, we believe that extension springs deliver a smoother and quieter operating door, check the micro profiling of the trays – it's attention to detail like this that we think makes Teckentrup's sectional door the next generation.
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