WatchGas SST1 Serviceable H2 Gas Detector SST1-H2 MADE IN THE USA PRODUCTS All pumps include a 4”

All pumps include a 4” tapered red nozzle for sampling and attach onto the GX-3R

and Back and Side D-rings

High abrasion resistance level 4

Construction

function and durability harness

WatchGas SST1 Serviceable H2 Gas Detector SST1-H2 MADE IN THE USA PRODUCTS All pumps include a 4”Hydrogen has no smell, no color, and no toxic exposure limit. Which is exactly why workers in battery rooms, hydrogen refueling stations, fuel cell manufacturing, and refinery hydrotreating rely entirely on continuous monitoring there's no sensory backup, and no OSHA PEL to signal "over exposure." Hydrogen isn't like the other gases you monitor. It doesn't have a toxicity story: OSHA has no permissible exposure limit for H2, and there's no smell or