Historical
DIN EN ISO 11144:1996
Dental equipment - Connections for supply and waste lines (ISO 11144:1995); German version EN ISO 11144:1996 (Foreign Standard)
The document specifies requirements for the layout of the connections to the supply and waste lines for dental equipment, dental units, apparatus und devices, both as concerns the building plumbing and as mutually related to each other. It also lays down the relative positions, centres and minimum dimensions to accomodate the water, waste-water and suction (vacuum) suuply lines, and adjacent spaces destined for electrical lines and compressed air lines for dental services.
Deutsches Institut für Normung [din]