The apparatus is used to determine air content of fresh concrete. It consists of a flanged 7 liter capacity cylindrical vessel and cover assembly incorporating a pressure gauge air pump and valves.
The meter measures up to 22% entrained air with an accuracy of ±0.25% at full scale. It is appropriate for aggregates size of maximum 50mm. The instrument can be calibrated and it is supplied complete with straight edge and tamping rod.
Weight: 3.5 Kg.