Block Blitz Gravel Treatment of 7kg Cleans and protects Gravel drives and decorative aggregates. it is highly effective. Deter algae, moss, and weeds. Apply every 5-6 months. The Block Blitz solution is a powerful mineral and plant-based Barrier Detergent. Block Blitz is 100% non-abrasive, contains no bleach, no acids, or biocides, and is biodegradable. Gravel Treatment keeps on cleaning and protection for up to 6 months.

Key Features:

• No Scrubbing Required
• Can be used on gravel drives and decorative aggregates
• Unique Biodegradable Formula
• 100% Non-abrasive