Peak flow meters are portable devices that are easy to use at home, in school, or on the go. They’re used to measure a person’s ability to exhale air forcefully out of their lungs. If you have a ...

A peak flow meter is an inexpensive, portable, handheld device for those with asthma that is used to measure how well air moves out of your lungs. Measuring your peak flow using this meter is an ...

The DG-700 pressure and flow gauge, a multifunctional differential gauge with two independent measurement channels, has been improved. According to the manufacturer, it is ideal for a wide range of ...