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Wao-Wao Whakahohe
1.He mea hanga ki te muka maori, ki te muka horihori ranei te whariki kore-whatu na roto i te wera me te whakahohe.
2.Ko te waahanga matua ko te waro, ka kohia e te maramara waro me te waahanga-mata motuhake (900-2500m2/g), te reeti tohatoha pore ≥ 90% me te tuwhera.
3.Whakaritea ki te waro kaha granular, ko te ACF he nui ake te kaha me te tere tere, he ngawari te whakahou me te iti o te pungarehu, me te pai o te mahi hiko, te anti-wera, te anti-waikawa, te anti-alkali me te pai ki te hanga.
