This video shows you how to repressurise your boiler with an external filling hose.

MCS Certified Air Source Heat Pump Installer Synergi SW
Synergi SW Achieves Respected MCS Certification for Air Source Heat Pumps Synergi SW, a local company specialising in renewable heating, is proud to announce its recent achievement of MCS (Microgeneration Certification Scheme) certification for Air Source Heat Pumps....