Improperly marked cylinders have led to numerous accidents. Halcyon encourages the proper marking of all diving gases, offering simple Maximum Operating Depth decals to take the guess work out of mixed gas and decompression diving.
* Three inch black letters on a reflective background ensure high visibility
* Metric Decals: Oxygen 6, 21, 30, 36, 45, 57, 60, 72, 75, 90 MOD
* All MOD decals sold as individual stickers