"Wish to thank all the lads for an amazing position on our new patio it appears amazing So pleased with the effects." Tarmac: With no right gradient, h2o runoff might not be ideal. This may lead to h2o-similar challenges or erosion over time. Styles like herringbone are preferred for driveways https://localdrivewaycompany.co.uk/block-paving-morecambe/