1 Shot 6001 Low-Temp Reducer thins 1 Shot lettering and bulletin enamel for hand lettering, striping, and spray work in cooler conditions below about 75 F, helping the film set at a normal rate. It extends open time and improves flow for clean strokes without dulling gloss or weakening adhesion. Add roughly 5 to 10 percent for brush and up to 20 to 25 percent for spray. Supplied in Quart.