Vaillant

F22 fault code on Vaillant Ecotec Boilers

F22 fault code (F.22) – Vaillant Ecotec Boilers

F22 fault code is one of the more likely faults on any combi boiler. This fault renders the boiler in standby, stopping any heating or hot water demands. The moment of wanting a nice hot shower or cosy bath – gone, and the house slowly approaches the temperature of your fridge whilst the boiler displays …

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a kitchen tap running with clouds of steam from an instantaneous hot water system

Understanding Your Hot Water Part 2: Instantaneous Hot Water

Following on from part 1: stored hot water, we examine the other option available: Instantaneous hot water. Why Do We Have Instantaneous Hot Water? In the UK, instantaneous hot water is the most common form of producing hot water in our homes. Some of you may remember the single point water heaters that sat above …

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