CLEANSAFE BLOG
Recent Work, Cleaning Methods & Results
Follow some of the work carried out by CleanSafe across Sligo, Leitrim, Donegal and surrounding areas, including project photos, videos, cleaning methods and before-and-after results.
Red, Green or Black Algae on Exterior Walls: What Is It and How Do You Remove It?
Red, green and black staining is common on exterior walls and render, but colour alone doesn't always reveal the cause. We look at what causes biological staining, how it can be treated, and why the right cleaning method depends on the surface.