NEW Caple Ettra 150U Ceramic 1.5 Bowl Undermount Kitchen Sink. Brand New in Box - include waste and overflow kit. Collection Only from North London. The Caple Ettra 150 is a stylish kitchen sink from the wide ranging Caple portfolio.Is provided as standard which gives assurance that this Caple kitchen sink is guaranteed to give many years of trouble free service. Based in the UK, Caple have also been providing a varied range of styles and designs of kitchen taps for many years. Caple, Ettra 150 Undermount, Ceramic Sink. Main Bowl - Height 440mm x Width 385mm x Depth 176mm. Small Bowl - Height 325mm x Width 160 x Depth 120mm.