Air Systems BBK-20 CO Monitor Calibration Kit with 20 PPM and Zero Air

Air Systems Carbon Monoxide/Oxygen Calibration kits are available in two sizes, 17 liter and 103 liter. The cylinders are disposable. All airline monitors should be calibrated on a monthly basis or if the accuracy of the monitor is in question. Use only Air Systems gas concentration or an inaccurate calibration may occur.

• Available in 17 or 103 liter disposable cylinders
• 20 ppm CO and zero air
• BBK-R17 regulator
• Contains both 20ppm co and zero air, regulator, connect tubing, instruction manual and carrying case
• Carries hazmat shipping fee