Latex, Interior, Flat (MPI Gloss Level 1)
|A white, or colored, water based latex paint with a flat finish. Used on primed/sealed interior wall surfaces such as plaster, gypsum and on primed wood and metal. Not intended for use on unprimed wood surfaces.
Gloss must be a maximum of 5 units @ 60° and sheen a maximum of 10 units @ 85°. Other evaluated characteristics include consistency/viscosity, dry time, fineness of grind, hiding power by contrast ratio method, reflectance, flexibility, scrubbability, alkali resistance, and sealing properties.