Our office will be closed Monday 5/29/23 in honor of Memorial Day. Orders made this day will be processed 5/30/23.
Note: This is a "Special Order" product that cannot be exchanged and is non-returnable
The Honeywell Carbon Monoxide Tubes have a standard range of 0.2 - 4% for a single stroke using the Honeywell Piston Hand Pump and an extended range of 0.05 - 4% for additional strokes. Sold in boxes of 10 tubes.