ˌʌp tə nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi bˈoʊts wɜː dʒˈɛnɚɹəli bˈɪlt fɹʌm θɹˈiː ænd fˈoːɹ ˌɛmˈɛm plˈaɪwʊd bˌʌt ˈæftɚ ðɪs sˌʌm wɜː mˌeɪd fɹʌm fˈoʊm sˈændwɪtʃ kənstɹˈʌkʃən paɪənˈɪɹd baɪ ɹˈʌsəl bˈoʊlɚɹ ɪn nˈuː zˈiːlənd.
Up to 1980 boats were generally built from 3 and 4 mm plywood but after this some were made from foam sandwich construction pioneered by Russell Bowler in New Zealand.