Cast Stone Product's Weathering and its Cleaning

Like natural stone, cast stone products will weather over time. Factors influencing this include climate, location and architectural detailing. There is a possibility that efflorescence may occur, causing temporary lightening of colour.

What is lime bloom / efflorescence?

This is a temporary natural phenomenon that can occur to a varying extent on all forms of concrete.

What methods can be used to clean cast stone?

The main methods used are water washing, mechanical cleaning and/or air abrasives.