Zeta Analogue ATEX Toxic Gas Detector Zeta AlarmsATEX certified for use in Zone 1 & 2Non-intrusive calibration via external magnetic adapterRobust IP65 metal enclosure Recommended Add-Ons ▾ Detection Type Choose an optionAmmoniaCarbon MonoxideChlorineHydrogen SulphideNitrogen DioxideOxygen Quantity Add to basket Clear optionsComplete the setupHand-picked accessories for this item ×