Hydrometers - Marine (Draft Survey) Designed and introduced by us

All products in this section can be purchased in small volumes on-line.

Draft Survey Hydrometer for Determining the Density of Sea / Fresh Water – Always in stock.

When carrying out a Draft Survey on bulk cargo vessels, it is important that the weight to volume relationship of supporting water is clearly understood and accurately reported.

Our benchmark Glass Draft Survey Hydrometer was designed, in conjunction with S.G.S. Van Bree N.V., Antwerp, Member of the Societe Generale de Surveillance S.A., Geneva.

Each hydrometer is supplied complete with its own Calibration Certificate of Compliance as standard.

Ordering details as follows;