Sink A18 The A18 is one of the GEC Anderson® Series A range of individual stainless steel sinks. Series A sinks are of the highest quality and finish and are available in single, double and combination sizes. • Internal bowl size: 180x400x170mm with 12mm corner radius • 20 mm flat flange (Overall size: 220x440mm) • Fixing options: Undermount / Inset / Flushmount • EN 1.4301 brushed satin stainless steel • Ø89mm basket strainer waste (BSW) and overflow fittings • Sound deadended and plastic protected