Three free tools for planning a garden room in the UK. Each one shows its working and links to its sources.
Cost calculatorBudget by size and spec, plus the base, electrics, doors and extras that quotes leave out.Work out a budget →Planning checkerPermitted development and building regulations, for England, Wales, Scotland and Northern Ireland.Check your plans →Heating cost calculatorWhat heating will cost a month, by insulation and heater type, at your electricity price.Work out running costs →
All three are free to embed on your own site, with a credit link. You’ll find the embed code at the bottom of each tool.