“Industrial maintenance coating” means a high performance architectural coating, including primers, sealers, undercoaters, intermediate coats, and topcoats, formulated for application to substrates exposed to one or more of the following extreme environmental conditions:
- (a) Immersion in water, wastewater, or chemical solutions, aqueous and non-aqueous solutions, or chronic exposures of interior surfaces to moisture condensation;
- (b) Acute or chronic exposure to corrosive, caustic, or acidic agents, or to chemicals, chemical fumes, or chemical mixtures or solutions;
- (c) Repeated exposure to temperatures above 121°C, equivalent to 250°F;
- (d) Repeated or frequent heavy abrasion, including mechanical wear and repeated or frequent scrubbing with industrial solvents, cleansers, or scouring agents; or
- (e) Exposure of metal structures and structural components to exterior conditions.
Source. #8695, eff 7-27-06, ss by #10736, eff 1-1-15 (formerly Env-A 4202.01(af)); ss by #14202, eff 2-26-25