Heavier grade aluminium bi-folding doors, which have fallen out of alignment over the years.
The inline mortised bogies are no longer pivoting, causing the doors to derail. The top guide is also broken, resulting in the doors coming out of the frame when open. Due to the weight of the load replacement of both the bottom bogies and the guide are required.
Five section swing fold doors, with the master door not closing correctly due to failure of the in line hinge within the top track. In addition the bottom bolt not engaging fully.
Large Timber Bi-Fold doors to a Cafe in Kensigton Gardens not functioning correctly. The hanging runners have been damaged and repaired many times. The master door is hanging on one wheel, rather than 4 wheels, making the setup hazardous.
The carriage with wheels requires replacement and the rest of the doors require adjustment.
AluK Bi-Fold doors repairs in Barnet EN5.
Doors on outside garden office. Bi-Fold doors were fitted at the same time the garden office was built. The doors need realignment because they are dragging.
The end door does not lock when in closing position. Runners will need to be raised and realigned. The end door will also need to be realigned.
Bi-fold door repairs in Finchley N3.
These aluminium bi-fold doors have become unaligned and will need the hinges to be raised.
The main middle closing door has dropped so is dragging against the bottom track. This is causing the handle to come loose and has broken the connecting blade at the back of the handle which links to the locking mechanism. The handle will need to be replaced.
Siegenia bi-fold door repairs in Finchley N3.
These bi-fold doors extend the whole length of the back of the extension and meet in the middle. Therefore the main doors in the middle have lowered because the top hinge that connects the end door has cracked.
The hinges on the door top and bottom will need to be replaced so as to stop the door from lowering and scraping against the track when opening.
Bi-fold door track repairs in Wandsworth SW 18.
These doors have lowered because they have been dragging along the track causing one of the alloy ribs to be pulled out of the track and not allowing the door to move properly. Therefore one of the wheels has no base to run along.
The runners will need to be replaced along with the alloy rib on the track
Incorrectly installed bifolding systems may not present issues at the time of installation, however they often lead to problems with operation, that result in damage to, hinges, tracks and bifold wheels.
The hinged bifold wheel had been installed with incorrect alignment, resulting in the system operating poorly for some years, causing damage to the wheels and hinges.
New hinges and wheel installed with correct alignment. The whole system was realigned.
