My first time here. I am intending to put in a new double driveway on a slab 18 mtr x 4 metr. I am considering either stamped concrete or exposed aggrigate. The concreter says that he will put two coats of sealer on the finished product whichever it is and that I will need to recoat every eighteen months. I am not sure which of the two to go for. I am aware that maintenance to either is important for appearances, but I am not sure as to durability. Has anyone any suggestions from their...

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