How To Remove Dried Liquid Nails. You may have to repeat the process until all of the liquid nails has been removed. As chemicals, heat and high pressure won’t break it down;
Tackle the tough jobs like hard dried up liquid nail with a fume free skin safe all. Heating above 140°f with an electric heat gun or blow dryer coating the adhesive with petroleum jelly or mineral spirits for several hours to several days (note: The drying time is impacted by using the proper liquid nails.