Though not needed, making use of a sealant to block paving may help to forestall moss expansion and lengthen the lifespan with the blocks. The sealant will fill the cracks and stop dampness from penetrating the floor, which may trigger injury as time passes. ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​... https://localdrivewaycompany.co.uk/block-paving-fleetwood/