# Masonry waterproofing

Breathable external coatings that repel driving rain without sealing the wall.

- [What is cementitious tanking, and when does a wall need it?](/blog/what-is-cementitious-tanking) — 26 July 2026
- [Rising damp or condensation? How to tell the difference](/blog/rising-damp-or-condensation) — 26 July 2026