UL vs FM: What’s the Real Difference?
Fire Pumps UL vs FM: What’s the Real Difference? by Huzaifa Motan April 27, 2025 Why UL and FM Matter in Fire Fighting Systems In the world of fire fighting systems, two certifications stand out when it comes to quality, safety, and trust: UL (Underwriters Laboratories) and FM Approvals (Factory Mutual).At DFS, the exclusive agent […]