Dental Vac is not needed to be as deep a vacuum as medical only 7-10”Hg. Oil-free Turbine type that comes as VFD can be used. This option is a much smaller footprint versus ganging together smaller pumps. Being oil free makes it less expensive to maintain and very efficient. Sizing is based on the number of users. An Amalgam Separator is required by code
Amalgam Separator is installed on Vacuum Line before the vacuum system tank. Flows into and out of the separator then into the tank. This Amalgam Separator removes the concentrations of solid and soluble mercury & silver (fillings).