Free Building Guides · London
Building Guides for London Homeowners
Practical, honest guides on costs, planning, and what to expect from a building project in London — written by builders who do this work every week. No vague ranges, no filler.
Published Guides
Loft Conversion Cost London 2026
A complete breakdown of what loft conversions cost in London — Velux, dormer, hip-to-gable, mansard and L-shaped. Real prices with a full explanation of what is and is not included.
Read the guideHouse Extension Cost London 2026
How much does a house extension cost in London? Single storey, double storey, side return, and wrap-around prices explained with factors that affect the cost and what every quote should include.
Read the guidePlanning Permission for Loft Conversions London
Do you need planning permission for a loft conversion? Full 2026 guide covering permitted development rights, volume limits, conservation areas, Article 4 directions, and Lawful Development Certificates.
Read the guideParty Wall Agreements London — Complete Guide
Most London loft conversions and extensions trigger the Party Wall Act. This guide explains what notices to serve, what happens if a neighbour dissents, timelines, and what a party wall surveyor costs.
Read the guideBathroom Renovation Cost London 2026
How much does a bathroom renovation cost in London? Full breakdown covering small bathrooms, en-suite conversions, wet rooms, fixture quality levels, and what drives the price up or down.
Read the guideComing Soon
More guides are in progress. If there is something specific you would like us to cover, get in touch.
Ready to Talk About Your Project?
The guides cover the general principles — for advice specific to your property, call us or request a free site survey. We are happy to talk through feasibility before you commit to anything.