This dry stack walling system is an innovative solution for residential landscaping projects. No mortar is required and blocks easily stack on top of each other, ensuring quick and easy wall construction. No mortar required – for savings in time, mess and money Detailed bevel provides clean wall finish Vertical block walls Retaining and garden walls Straight walls Planter boxes Fences and sheds Build your own unreinforced walls up to 600mm high and higher with engineering advice Maximum un-reinforced height: 600mm + Cap (3 courses) Applications: Vertical block walls Planter boxes Fences and sheds Retaining and garden walls