Pros and cons of a breathable alternative to limewash – Keim

One of the conditions for listed building consent was that the colour of the extension must match the yellow ochre limewash of the old building, so the simplest way to do that would be to use the same limewash mix again. Hollins, the architects, instead specified Keim in the listed building consent application, a mineral paint which has been on the market for well over 100 years, and was developed in Bavaria as a more durable substitute for limewash. I’d never heard of it before, but a web search shows it is widely known.

Brushing on Ingleby's 3-coat tallow limewash
Brushing on Ingleby’s 3-coat tallow limewash

Keim is claimed to last 15-20 years at least, and the company says there are some examples 100 years old. Continue reading “Pros and cons of a breathable alternative to limewash – Keim”