Universal Pond Block Large Water Matrix (27"L x 16"W x 17.5"H)

Universal Pond Free Blocks are a water matrix that offers a sturdy framework for water storage in pond free applications - excellent for use with disappearing waterfalls, bog filters and subterranean storm water storage. They lock together quickly and securely, easily supporting landscaping, pavers, gravel or sod for great design versatility. Arrange modular blocks in any configuration and any number of levels to accommodate almost any basin. 

• Ideal for pond free systems, bog filters, rainwater harvesting, water retention systems, and water basins
• High strength construction to support rocks, boulders, and other landscaping items
• Protects the pump by ensuring plenty of water is available
• Saves time with quick lock panels that are easy to assemble
• 27"L x 16"W x 17.5"H