It shouldn't incur extra charges as the contractor has everyday output expenses protected of their asphalt seal coating quote.  Not Properly Prepping the Area – Sealcoating needs to be placed on a dry surface that's freed from grease stains, raised spots, and in some cases cracks and also other damage. https://jeffreymubhn.life-wiki.com/1363771/5_essential_elements_for_asphalt_sealcoating_jacksonville