London Boiler Replacement Scheme We are the leading suppliers of domestic heating and combustion controls in the UK with products that include time, temperature, gas and water controls.Our product range is designed to provide the homeowner with the best in comfort, energy and health solutions. Trust Honeywell to get security right. The future of home security and comfort is in your hands. Time Switches and Programmers A series of one and two channel time controllers with independent heating and hot water control and three switching... Our range of digital and analogue programmable thermostats provides automatic time and temperature control of... In this area you will find the range of Honeywell products that provide control of time and temperature in both the... Systems details the range of Wired, Wireless, Zoned and accessories available to support heating control installations,... Thermostats detail the extensive range of thermostats, all designed to very high standards and to provide years of...