Equipment for stating the liquid level within storage tanks as well as for sampling from any height within the stored substance.
A Pressure/vacuum relief valve Pressure/vacuum relief valve is an umbrella term that includes pressure or vacuum relief valve as well as pressure and vacuum relief valve. gauging and sampling device Gauging and sampling device A gauging and sampling device is used for gauging the fluid level of storage tanks as well as for sampling from different levels within the stored medium. is used for gauging the fluid level of storage tanks as well as for sampling from different levels within the stored medium.