Adjustable plastic One Piece Seal (OPS) is UL-Compliant (UL 299 and CAN/ULC-5504) and approved for use as plastic security seal for fire extinguishers. To indicate prior fire extinguisher usage and need for inspection/potential refill, this single-use, tamper-evident seal is designed to be easily and irreversibly broken. Standard fire extinguisher seal is 9 in., and OPS is available in 4 additional lengths: 6, 7, 8, and 10 in. Other customizable options are available.
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