Repairing rusted/bent Hinge sometimes exasperating. Waterson hinges not only achieve durability standards in 1,000,000 cycles, but they do so with little wear.
6 Key Reasons to Choose Waterson Fire-rated Door Closer Hinges
According to NFPA 80, for optimal safety fire-rated doors should be kept closed in order to distinguish the possible spread of fire and smoke. [...]