for concealed cistern horizontal outlet GROHE Triple Vortex flushing technology wash down rimless flush volume 3/5 l 49 cm width including fixation set sanitary ware fully skirted with invisible fixation optional: PureGuard anti scale coating and anti bacterial glazing (00H) compatible with seat and cover 39 330 001 (soft close) and 39 331 001 (without soft close)