He mea hanga tenei kakau Pepa ki te pepa pai-taiao.Ko te diameter ka taea te whakarite hei 6mm, 8mm, 10mm me te 12mm.A ka taea te whakarite i te roa kia rite ki to tono.Ko te rahi tino rongonui ko 6 * 197mm ranei 6 * 210mm.I te nuinga o te waa ka whakakiia e matou ki roto i te putea OPP, te ngongo PVC, te pouaka kirihou, te pouaka pepa, te kete takitahi, te putea opp me te kaari pane, me era atu.Ko te tae, te rahi me te kohinga ka taea te whakarite kia rite.Ka whakaae matou ki to hoahoa me te whakarato ratonga whakaritenga, tena koa whakapiri mai ki a maatau.