Why re-sand prolongs the life of your patio or block paving driveway
Block paving on sand with a string line, Placing the Edging. Hands of a worker laying paving, big concrete paver blocks. Laying concrete paving slabs Stock Photo - Alamy
How to stop sand washing out of block paving?
Tarmac Kiln dried Paving sand, Large Bag | DIY at B&Q
Standard Concrete Block Paving 50mm Buff (488no per pack 9.76m2)