Volumetair Plastic Roller Meter
The Volumetair plastic roller meter measures entrained air in concrete using the rolling method. This ultra-lightweight meter weighs two-thirds less than the brass roller meter. Additionally, it weighs ½ less than the aluminum roller meter. The Volumetair kit comes complete with the meter, funnel, bulb syringe, tamping rod, and calibration cup. Also included are rubber mallet, strike off bar and plastic carrying case.