Product main features model: K700U 70-C 61/45.7 1.0 mounting type: top mount or undermount material: quartz composite GROHE Whisper min. cabinet size: 700 mm dimensions: 610 x 460 mm 1 bowl: 544 x 394 x 205 mm outer radius: R3, inner bowl radius: R10 GROHE FastFixation installation system cut-out (top mount): 594 x 442 mm cut-out (undermount): 543 x 393 mm drainer: Ø 3.5"/90 mm basket strainer waste accessories included: waste kit, basket strainer waste, mounting set optional push to open excenter (40 986 SD0) amount of fasteners included (top mount): 6 amount of fasteners included (undermount): 6 heat resistant up to 180° C