Choosing the Right Boiler Size for Your Property
28 July 2026 | Leyton Boilers
Sizing depends on the number of radiators, bathrooms, insulation levels, and hot water usage. Heat loss calculations give a more accurate picture than guesswork.
Modern modulating boilers adjust output to demand, but correct initial sizing still matters for longevity and efficiency.
Our survey identifies the right kW rating and cylinder capacity for your London home before you commit to a new installation.
Need professional help?
Leyton Boilers provides Gas Safe registered boiler servicing, repairs, and installations across London.
07429 031 444 Contact us