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while a helical wire running the entire duct length keeps the it wide open allowing air to flow freely
GL4003KL - Large
Propane (C3H8)
This 34 Liter standard bump test and calibration gas is fully compatible with calibration sensors
5 ppm ceiling per the NIOSH Pocket Guide)
WatchGas SST4-MINI External Filter SST4-MINI-XFIL-10 (10/pk) RKI Controllers while a helical wire runningProtect your gas detection accuracy with the WatchGas SST4 MINI External Filter. These replaceable filters block fine dust and particulates before they reach your sensor, extending equipment life and ensuring reliable readings. Each pack contains 10 filtersthe essential maintenance component for your WatchGas SST4 MINI Diffusion 4 Gas Detector. Keep your detector performing at peak sensitivity with fresh filters on hand. SST Accessories Brochure: Part