Stone Essentials Stain Block Eco SealantDelicately enhances colour and texture on all types of natural and artificial stone, quarry, brick, concrete and encaustic. Suitable for honed, riven, rough cut and polished surfaces. Helps protect against staining, strongly repels water, oil and grease. Allows surfaces to breathe. Helps reduce efflorescence. DIRECTIONS FOR USE Preparation: Ensure surface to be treated is completely clean, dry and free from dirt and grime. If necessary, first wash