Ecowatt NV Collective boiler room renovation on Avenue Louise, Brussels: from oil to cascade gas Case study: 476 kW of oversized oil replaced by 2 cascade gas boilers, based on an energy audit. Boiler Buderus Case studies Collective boiler Jun 27, 2026
Ecowatt NV Urgent hybrid oil + heat pump installation in Vilvoorde — fitted in a week Case study: from a Sunday website request to a working oil + heat pump hybrid in about a week. Boiler Buderus Case studies Heat pump Hybrid heating Water softener Jun 24, 2026
Ecowatt NV Buderus GB172i boiler + Atlantic Explorer thermodynamic water heater in Grimbergen Case study: a reliable, accessible condensing boiler paired with a thermodynamic water heater — smart value. Boiler Buderus Case studies Thermodynamic water heater Mar 12, 2026
Ecowatt NV Buderus GB192i.2 boiler + Atlantic Explorer thermodynamic water heater in Zemst Case study: condensing gas boiler for heating + thermodynamic water heater for hot water — the efficient duo. Boiler Buderus Case studies Thermodynamic water heater Mar 9, 2026
Ecowatt NV Buderus GB192i.2 boiler + heat-pump water heater in Wezembeek-Oppem Case study: the top Buderus wall boiler + thermodynamic hot water. Boiler Buderus Case studies Thermodynamic water heater Mar 6, 2026
Ecowatt NV Boiler replacement with a Buderus KB192i.2-50 (50 kW) in Laeken (Brussels) Case study: large 500+ m² home, gas consumption cut by around 30%. Boiler Buderus Case studies Thermodynamic water heater Water softener Feb 26, 2026
