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HMA-287 Large Vacuum Pump is used with HMA-286 Large Vacuum Chamber for Rapid Chloride Permeability Tester which can hold up to 16 specimens at one time. The hose on the Vacuum Pump connects to the chamber through two fittings that are attached to the removable chamber top. Hose barb fittings accept reinforced WT-8B 1/4in vinyl vacuum tubing.
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