Highly accurate stainless steel cased capsule gauges designed measure low pressure. Dual scale 0-20 OZ/in2 and 0-35 inH2O. Made for work in gaseous media. The gauges have a recalibration screw to adjust the pointer if necessary. These gauges are made for extremely low pressure situations. A one-piece capsule inside the gauge expands to register very subtle changes in pressure. ProductSiteLaunchDate : 2017-06-20T16:34:18.367Z Size : 0-35inH2O Style : 时尚轻奢小众设计 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1