A common, and completely avoidable, compliance nightmare: Painted fire sprinklers! . Painted fire sprinklers are compromised fire sprinklers. This is a direct violation of NFPA 25, Section 5.2.1.1.1, which prohibits painting or covering the operating elements of fire sprinklers. The paint insulates the thermal element, delaying activation or preventing it entirely. . Standard fire sprinklers are typically rated for 50 years of use before they need replacement or testing. Yet, thanks to this coat