Here at sublime we also offer a maintenance and repair service, below is a list of the services we provide.
Sealed unit replacement ( replacement of old misted units)
Hinge adjustment and replacement hinges for windows and doors
Replacement locks and mechanisms for windows and doors
Door cylinder replacement
Letterboxes cut in
Trickle vent installation ( this helps a lot if you're suffering with mould and condensation)
Re-sealing of older windows where the sealant is starting to fail
Full maintenance and service to all windows and doors.