Do except workers, others in London during the winter season would be inside home avoiding get frozen as the temperature drops below 10° there comes the rescuer, central heating boiler system. But, what if the boiler itself got dysfunction? No worries, call Casafix Ltd anytime in London; you got experienced gas safe engineers for boiler repair, boiler replacement and installation, boiler service, gas safety certificate process, and finally no surprise, plumbing service.