Plain-English guides on stone cleaning, brick restoration, lime mortar, and period building care. Written from practice, not theory.
Four quick questions to identify what you're looking at, and the right guide to go with it.
Answer a few questions about the soiling and the stone to find out which method fits.
Superheated steam at low pressure. How it works, when to use it, and when an alternative is more appropriate.
A low-pressure vortex of air, water, and fine aggregate. How it lifts the hard crusts and paint that steam leaves behind.
The mechanism of damage, why it is irreversible, and what to use instead.
NHL, lime putty, hot lime — the differences, and why matching the mix to the substrate is critical.
No steam, no pressure, no abrasion — how a poultice draws rust, oil and salts out of stone through capillary action.
Cutting out the bad, piecing in the good, and why the dowel material decides whether a repair lasts twenty years or fails from the inside.
The dominant material in London's civic and commercial buildings. Its characteristics, how it soils, and how it should be cleaned.
The yellow-buff brick that defines Victorian London. What makes it different, and what makes it vulnerable.
The most unforgiving materials to clean incorrectly. How specialist restoration works and what to avoid.
Portland stone's warmer, softer, more porous relative — found on Georgian porticos and dressings across London.
Unlike Portland or Bath, York stone in London is mostly found underfoot — steps, paving, sills, and copings.
The fine, hand-worked brick behind London's Georgian gauged arches and doorcases — and why it needs a gentler hand.
The common problems, the right methods, and how to sequence a restoration project on a terrace house.
Listed Building Consent, conservation officers, and method statements explained plainly.
Pre-application advice, site meetings, conditions, and monitoring — the relationship explained for architects and building owners.
Staining patterns, cracking types, and efflorescence explained before you call anyone in.
The errors that are almost impossible to undo — and what to do instead.
The six signs of defective pointing and what correct repointing actually involves.
Realistic timelines for domestic and commercial projects, from first contact to completion.
The seven factors that set the price, honest market ranges, and why the cheapest quote is rarely the cheapest job.
The questions that separate a specialist from a general contractor, before you sign anything.
Cleaning and lime mortar work follow different calendars. What genuinely stops for winter, what doesn't, and why the survey shouldn't wait for spring.