Get the simple, reliable gas detection you need with the Ventis MX4, a 4-gas monitor designed to be rugged yet lightweight and easy to wear. The Ventis MX4 eliminates the need for extra monitors by transitioning seamlessly from personal monitoring to confined space entry with a slide-on pump.
 

Monitor up to four of these gases: LEL (methane), LEL (pentane), CO, H2S, O2, CO/H2 low, SO2, NO2.

Enjoy uninterrupted runtime with optional batteries that run for 20-hours on a single charge. 

Personalize the monitor to your needs by selecting alarm thresholds and setting latch alarms.