Scraping should take place when the render has set but not fully hardened. The exact timing varies according to weather conditions & can be anything from 4 to 36 hours after application.

Typically, in moderate conditions, the render should be scraped the day after application. The render is ready for scraping when a thumb impression cannot be made but it can be marked with a thumb nail. At the correct time, the aggregate scrapes easily from the wall and does not stick to the scraping tool. Scraping should always be done lightly, & in a tight circular motion to produce a uniform finish.

Remove only 1 - 2mm from the complete surface. All areas must be scraped at the same stage of readiness, as early scraping will result in darker shades late scraping in lighter