Best Way to Thin Enamel Paint for Spraying Projects

Figuring out exactly how to thin enamel paint for spraying is usually the biggest hurdle for DIYers, but once you get the ratio right, you'll get that glass-smooth finish everyone wants. If you've ever tried to shove straight enamel through a spray gun, you probably ended up with a splattery mess or a clogged nozzle. Enamel is naturally thick and "sticky," which is great for durability but a bit of a nightmare for spray equipment if you don't prep it correctly. ...

February 18, 2026 · 7 min · Metsinger Palmer