Backup hand pump

Backup hand pump

Product no.: ASR-50-BB

In stock


A typical shelter occupant cannot physically maintain an overpressure with this device, but you can draw in air through the filter bank and into your shelter, displacing the carbon dioxide that is exhaled by the occupants ~and~ you still have safe, breathable air being filtered for NBC toxins.

Our emergency backup bellows has an output of 1,216 cubic inches (19,928 cubic centimeters) per each 10.34-inch (27 centimeter) stroke.

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