Smartseal Indian Sandstone Sealer and Natural Stone Sealer is a high quality, clear, solvent free acrylic impregnating coating system. Application of the sealer will alter the chemical structure of the porous sandstone or natural stone providing a excellent water repellent and stain resistant surface.

• One coat application
• 1 x 25 litre will treat up to 125 m2
• Highly resistant to algae, lichen and staining
• Will not change appearance of surface
• Average coverage 5 m2 per litre
• Application by roller or sprayer
• Touch dry 2-3 hours
• Fully waterproof 24 hours
• Lifespan up to 10 years
• Suitable for Limestone, Terracotta, Slate and Granite
• Can be used externally or internally