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HM-33 Volumetair™ Concrete Air Meter accurately and economically measures air content in any type of concrete, and performs well with lightweight mixes. It is constructed of PVC and fiberglass-reinforced plastic. The unit consists of a base and top housing, which fit together with a leakproof O-Ring seal and stainless steel over-center clamp assembly. This volumetric air meter is very light for easy handling, and is best for occasional use. Parts clean easily with water. Periodic cleaning can be done with muriatic acid. Base volume is 134in³ (2,200ml), and sight tube has 0—9.5% x 0.25% calibration. The meter comes complete with funnel, syringe, tamper, strike-off bar, calibrated cup, and mallet, all contained within a plastic case.
See our full line of Concrete Air Meters.
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