Restore the Original RED Colour of Old Block Paving Add colour to your block paving to make it look like new Smartseal 'Block Magic' is a blend of liquid pigments and acrylic resins that soak deeply into the paving totally transforming and protecting block paving driveways and patios. 'Block Magic' replaces colour that sun, rain ,vehicles and pressure washing has taken away. Apply one coat of 'Block Magic' by brush or roller, leave to dry, re-sand the joints and apply 2nd coat of clear sealer. PLEASE NOTE: old or poorly conditioned pavers may require two coats of Block Magic to achieve a uniform finish.