10 Combi boilers Combination boilers, which are a type of condensing boiler that heats and generates water on demand for taps and central heating from a single boiler unit, are often referred to as combi boilers in the United Kingdom. The unit combines both functions (water heating and central heating) in a compact unit. Moreover, it results in significant savings in water heating costs. [...]
Duval Heating 1985 -2022