Profile: F3 Sheet Metal is a manufacturer of detection and protection metal products. Our products include cabinets & computer storage, sheet metal thickness gauges, periodic table, and metal calculator. Our precision engineered sheet-metal cabinets, chassis, supports & panels are mainly used for fire alarm systems and computer storage applications. We also produce components for a variety of refrigeration equipment and control boxes. Our services include laser cutting services, Trumpf folding services, Trumpf punch services, welding services, painting & metal finishing, and panel wiring.