Our Portable Dew Point Meters and Hygrometer Systems manufacture a wide range of dew point meters and hygrometers for the measurement of trace moisture in gases and dry compressed air, encompassing an overall range from +20ºC to -110ºC dew point, ie 23,000 parts per million down to nearly 1 part per billion.Our dew point measurement products are built using quality components, to the highest standards and specifications, compliant with our quality system which is accredited to ISO 9001:2008. We can therefore offer all our products with a generous warranty, guaranteeing reliability and performance