Filter Change Indicator Inline for Hydrogen Sulfide Gas Waterproof
It is designed to provide real-time indication of the breakthrough of Hydrogen Sulfide Gas.5in), diameter 24. The Filter Change Indicator Inlne for Hydrogen Sulfide Gas (Hydrogen Sulfide Gas BTI Inline WP, PN: 618) is qualitative (yes/no) colorimetric indicator for the saturation and end-of-service life of carbon absorbers..