Window and door lock mechanisms can become faulty over time with wear and tear or if not oiled regularly. Now you can upgrade your old lock system with an advanced and more secure model. We offer emergency window and door lock repair services in case of attempted burglary. Contact Double Glazing & PVC Repair for all your lock repair needs. We cover Belfast, Lisburn, Antrim, Crumlin, Hillsborough, Moira, Lurgan, Craigavon, Portadown, Dungannon and Banbridge.