Images for illustration purposes only
Watco Etch & Clean is the ideal way to prepare concrete and brickwork surfaces for painting. It will remove surface laitance and will also neutralise excess alkalinity in new concrete (concrete must be at least 4 weeks old before use) .

Features
Ensures excellent bonding of coatings and reduces alkalinity of new concrete
Contains detergent for cleaning action
Removes laitance (a weak dusty layer) on new concrete and will provide a key for surface coatings on very smooth concrete
Gel formula to provide more even etching over surface
Colour change system to indicate neutralisation