WatchGas Replacement O2 Sensor SST-SPARE-O High Visibility Clothing 5 oz FR Shirt has

5 oz FR Shirt has patented underarm and back vents

Organic Vapor/Acid Gas/Ammonia/Methylamine/Formaldehyde

or other regulated gases

Handling heavy equipment

F100C - VOC Carbon Wrap Only

WatchGas Replacement O2 Sensor SST-SPARE-O High Visibility Clothing 5 oz FR Shirt hasWhen your O2 sensor drifts, you don't replace the whole monitor. You swap the sensor cell. That's the operational advantage of the serviceable WatchGas SST1 line. Traditional single gas monitors are single use when the sensor reaches end of life or a bump test reveals unrecoverable drift, the whole unit gets discarded. The SST1 platform is designed to be maintained: this WatchGas Replacement O2 Sensor drops into the WatchGas SST1 O Serviceable O2 Gas