General Properties:

Used for determining the water retention value of cement and lime.

Two models available:
- one fitted with aspirator pump and analog vaccum gauge with regulator

Water retention apparatus including an aspirator pump, vacuum regulator, vacuum gauge, three way stopcock, flask, rubber gasket, glass funnel, perforated brass dish and stand.
Weight: 8 kg (approx.)

- the other with a portable vacuum pump and digital vaccum gauge with regulator

Water retention apparatus including vacuum pump with ultimate vacuum 0.1mbar, digital vacuum regulator complete with vacuum gauge 1mbar resolution, three way stopcock, flask, rubber gasket, glass funnel, perforated brass dish and stand. 230 V/50-6 0Hz/1ph