Ruskin model TFD80 heavy duty flanged-frame fire and smoke damper maintains the highest standards of life safety for ventilation in modern tunnel transit systems. The TFD80 is designed for effective operation during normal ventilation conditions and provides a reliable means of smoke control during emergency situations. Ruskin's TFD80 is designed to satisfy NFPA-130 & NFPA-502 standards, and also carries the following certifications:
Southwest Research Institute Fire Tested to BS476:20
U.L. Special Services Elevated Temperature Test
U.L. Special Services Test for Operation, Pressure Drop and Leakage
Hong Kong FSD Letter of No Objection
UAE Civil Defense Certificate
"Since 1958, Ruskin is the name in air management solutions that engineers, architects and contractors rely on to make buildings safer, more energy efficient and comfortable. Our mission is to make everyone comfortable. From the owners, to the designers, to the installers, to the occupants, Ruskin and our industry partners strive to make your well-being our top priority. We offer the most complete line of air control and architectural products and support them with our reputation for quality design and precision manufacturing. With Ruskin, every product is backed by cutting-edge technology, rigorous testing, on-time delivery and technical support".