Free US shipping on orders $199 or more. Learn more
Out of stock? We recommend the PK Safety 4 Gas Calibration Gas Mix as a great substitute that is available and ready to ship.
Your gas monitor needs to be bump tested and calibrated regularly to make sure it is functioning properly. This 34 Liter standard bump test and calibration gas for BW Honeywell gas detection units contains specific gas concentrations.
Please Note: Because of HazMat restriction, calibration gas must be shipped UPS Ground. Also note BW 4-gas calibration mix has a shelf life of two years. Don't use expired gas to calibrate or bump test a monitor.
Please Note: Calibration gas is not returnable. Please check your selection carefully before ordering.
Note: This item ships via UPS Ground due to HazMat restrictions and isn't available for expedited shipping. Calibration gas is not returnable. Please check your selection carefully before ordering.
Comparable to the PK Safety's Standard 4-Gas Mix.
For the Following Monitors:
Please Note: The Micro 5 PID also requires the Isobutylene Calibration Gas.
FAQs: How Often Do I Need To Calibrate My Monitor?