Pro-Lock · East Sussex
Bifold door repair in Hastings — panels losing their line
Bifold doorsets are not all built the same way, and the arrangement decides how a fault behaves rather than the badge on the door. Some systems carry the panels from a head track; others run them on bottom rollers in the threshold, with the head track guiding rather than supporting. Which arrangement a doorset uses is something the assessment establishes, because it changes what a catch at the threshold actually means.
In Hastings the doorsets we are called to have drifted rather than broken: leaves that have moved out of square and now catch or scrape as they travel past a particular point. The change is small and it happens gradually, so what registers first is usually a difference in how the door feels rather than anything you can see.
Local fault emphasis
Losing its line: why Hastings panels begin to catch
Alignment in a bifold is not one setting but the sum of the frame, the hinges, the running gear, the glazing and the leaves all sitting where they were put. It does not give way all at once; it erodes. A panel that has drifted a fraction out of square shows itself as a catch at the threshold long before any component looks worn.
Each time the door moves, the parts holding a leaf in position absorb the working load, and a panel can settle over many months rather than fail outright. Once a Hastings door starts catching, the useful question is not which component has broken but how far the geometry has travelled from where it began — and that is what the assessment establishes before anything is altered or replaced.
Brands fitted locally
Bifold systems we assess across East Sussex
Bifold doors across East Sussex are fitted with hardware from a wide range of systems, and the components inside a doorset are frequently a mix rather than a single brand. The guides below cover the systems we are asked about most often, and each sets out how that manufacturer's running gear, locking and sealing details behave, and what tends to fail first.
Local conditions
Local conditions in Hastings
Hastings is about 3 kilometres from the coast. Its mean wind speed is about 5.92 m/s, against a range of 4.96 m/s at the most sheltered locations we cover to 6.63 m/s at the windiest. Its seasonal temperature range runs from about 1.03°C to 21.15°C, a spread of roughly 20 degrees, with the sea holding the winter end milder than inland.
Hastings gives its name to the 1066 battle fought at Senlac Hill, eight miles north-west; it later became one of the medieval Cinque Ports.
Pro-Lock repairs bifold doors; we do not sell new ones. That matters more than it sounds. A company that fits replacement doorsets has somewhere to send a problem a repair would have solved, and a recommendation is only as independent as the person giving it. We have nothing to upsell you, so the honest answer is also the only one available to us: if your doorset can be repaired, that is what we will quote for. Every assessment ends in a written report and an itemised quotation, the repair is booked separately and only if you decide to go ahead, and completed work is backed by a 12-month warranty.
Complete doorset overhauls may help where frame distortion exceeds tolerances or panel realignment cannot compensate; read the full explanation ↗
Toe and heel is checked when appropriate as part of alignment; understand toe and heel ↗
A clear first step
£79 professional assessment, credited against any repair, or refunded if we cannot quote. 12-month warranty on completed repair work.
Why do you charge £79 for an assessment when some companies offer free quotes?
An experienced engineer checks the complete doorset, explains the findings, and sets out the sensible repair route. Read the full explanation on the FAQ ↗