
Standard Super Hinge
Standard Super Hinge (18", 24", 30", 36", 42") The patented Super Hinge™ provides access to rooftop up-blast exhaust fans and is the ONLY patented NFPA 96 compliant fan hinge on the market. Hinged up-blast exhaust fans are required for commercial exhaust systems to be NFPA 96 compliant. The NFPA 96 requirements state the following code for hinging compliance: One-man installation. Quick and easy to install (1 hour or less) Can be installed with the motor running Hinged commercial up-blast exhaust fans are required for compliance Service hold-open retainers are required Standard Super Hinge: 18, 24, 30, 36, 42 and 48-inch sizes has an L-bracket on the top support arm that helps to reinforce damaged upblast fans or support heavy fan weight distribution The Super Hinge™ Service Hold Open Retention System is patented and built into all variations of the Super Hinge™ Fan Hinge System and are manufactured with durable materials at our factory in the USA. Allows for single-person open