_:n745fa2f92a84449e9005fa4f564f728bxb0
<http://schema.org/description>
"An S-Plan heating system is a type of central heating system that provides efficient control over home heating and hot water. It is named for the schematics that resemble an 'S'."
<https://iheat.co.uk/boiler-help/s-plan-heating-system>