可以预测tion of Critical Velocity
Model No. HV-EXP298
Comprising of 5 G. l. pipes each3 meter long having diameters12,20, 25,40 and 50 mm andeach having two cocks to be connected to a manometer. Thewhole out fit Is mounted Jon two U shaped steel channelspieces so that it can be fitted vertically against a wall withoutfoundation bolts and without manometer. (B) Collecting Tank for above: Size 80x75x50 cm. Completewith drain cock gauge glass, and scale graduated in cm andlitres..
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