Te mau ture no te faatitiaifaroraa, E titau te mau niuniu i roto i te mau vahi ati i te parururaa na roto i te mau niuniu afa'ifa'i e aore râ te mau niuniu afa'ifa'i, e ere noa i te mau taairaa tumu.
E tano teie faaueraa i raro a'e iho â râ i te mau huru tupuraa etaeta. I roto i te mau faanahoraa hau atu i te maitai, it’s common to see regular piping used. Tera râ,, Na te mau taata papa'i hoho'a, adhering to design standards remains the optimal strategy to avoid unforeseen liabilities and complications.