This high-efficiency gas boiler's multizone control capability allows thermostat and integrated control pumps to connect directly to the boiler; Wall mount heater features safety child-lock that ...

This is the one. Manufactured by German boiler giant Viessmann, it’s rated consistently highly and was the Which? Best Buy ...

and how much you can expect a new boiler installation to cost. Discover the best gas and oil boiler brands: which are most reliable and which are likely to let you down? Make sure you choose a boiler ...