What Our Putney Architect Discovered About Our Boiler That Saved the Extension From Being Cold Six Months a Year
Nobody thinks about the boiler when planning an extension. You think about the kitchen layout. The worktop material. The bifold doors. The rooflight. The connection to the garden. The boiler is in a cupboard in the hallway doing its job quietly and you assume it will keep doing its job after the extension is built. Our architects putney practice checked the boiler during the first visit. Not because we asked them to. Because they check it on every project. What they found explained why so many Putney extensions feel cold in winter even with underfloor heating installed. Our boiler was too small for the extended house. And nobody would have noticed until the first cold snap in November. What Too Small Means Our boiler was a 24kW combi. Adequate for our three bedroom Victorian terrace in its original configuration. Three radiators downstairs. Four upstairs. One bathroom. The boiler coped fine. Hot water on demand. Radiators warm within twenty minutes. No complaints. Add a thirty sq...