JRQ installs gas boilers across SW, TW and KT. We are Vaillant and Viessmann accredited installers and also install Worcester Bosch boilers. Eligible Vaillant installations include a 10-year manufacturer warranty, subject to registration, servicing and manufacturer terms. Our London and Surrey engineer brings 25+ years of experience from Wednesday 14 October. Contact our office for a home assessment and clear quotation.