Smarter Heating & Hot Water
Product notes from work on real heating kit. These are not sponsored round-ups. Dates and warranty figures are called out when they have moved on.
Dutch 2-in-1 heat exchanger combi: no plate HEX or diverter, OpenTherm and RF, and a ten-year warranty if you register it.
Magnetic and non-magnetic dirt filter, cleanable in line, 20-year guarantee. The filter on the Vaillant exclusive case study.