Detector, single gas Oxygen O2, BW Clip maintenance-Free, measuring range 0-25% vol., 3-function alarm (flashes, vibrates and 95 decibel sound), 2 year guarantee

Calibration gas cylinder, span gas for calibration kit 529-04-48, 95 ppm carbon monoxide in air, 3.6 cu-ft, sold by the each

Detector, Altair, single gas, for O2, 1st alarm at 19.5% vol, 2nd alarm at 23% vol, 1 each per case

Monitor, Altair, maintenance-free, for Oxygen gas, alarm range 19.5%-23% can be adjusted prior to activation, 3 alarms LED lights, vibrating, 95db audible, 24 month warranty, 67 IP raiting, single button self test, includes a clip, class 1 div 1

Gas Detector, Single Gas, Altair Pro, Chlorine Dioxide (CLO2), tough rubberized housing, replaceable battery and sensor, sold by the each

Detector, single gas, Altair Pro, for Oxygen (O2), uses camera battery, replaceable sensors, alternate set point model with low alarm at 19.5% and high alarm at 23.0%, 24 month warranty, 1 each

Detector, Altair Maintenance Free, single gas, for H2S, Low: 10ppm, High: 15ppm, 1 each per case

Detector, Altair, single gas, for CO, will operate for over 2 years maintenance free, hard polycarbonate coase, impact resistant, triple alarm system, low alarm 25ppm, high alarm 100 ppm, 1 each per case

Single-gas detection for carbon monoxide, hydrogen sulfide or oxygen that will operate for over 2 years. Offers superior dust/water protection and high resistance to RFI while rubberized housing and 1-button operation provide durability and ease of use. Features triple alarm system with (2) bright LEDs, and audible and vibrating alarms. Automatically records last 25 alarm events. MSA infrared adapter using built-in IR communication port enables user to read data or change alarm set points. Small, thin sensor profile provides high performance in very small package.

Detector, single gas, Altair Pro, (steel mill version), for Hydrogen Cyanide (HCN), rubberized housing, one button operation, includes sensor and battery, includes calibration tubing, 1 each per case

Kit, single gas detector, GfG Micro IV, carbon monoxide (CO), resolution 1ppm, range 0-300ppm, uses 1 AA alkaline battery, rubber boot and manual, AutoCal automatic calibration, kit includes case, calibration gas, regulator, 3 year sensor warranty, sold by the each

Kit, single gas detector, GfG Micro IV, oxygen (O2), resolution 0.1% vol, range 0-25% vol, uses 1 AA alkaline battery, rubber boot and manual, AutoCal automatic calibration, kit includes case, calibration gas, regulator) 3 year sensor warranty, sold by the each

Single gas detector, GfG Micro IV, carbon monoxide (CO), resolution 1ppm, range 0-300ppm, uses 1 AA alkaline battery, rubber boot and manual, AutoCal automatic calibration, 3 year sensor warranty, sold by the each

Single gas detector, GfG Micro IV, oxygen (O2), resolution 0.1% vol, range 0-25% vol, uses 1 AA alkaline battery, rubber boot and manual, AutoCal automatic calibration, 3 year sensor warranty, sold by the each

Single Gas Detector, Micro IV, Hydrogen Flouride (HF), 0 - 10.0 ppm range, alkaline battery, rubber boot and manual, 1 year sensor warranty, sold by the each

Calibration gas cylinder, zero gas, 3.6 cu-ft, sold by the each