1.Whakahoutanga hou, nga mea PVC, te tinana waea kaha, poroporoaki ki te awhiowhio me te whiri, ngawari ki te penapena, kaore he awhiowhio, kaore he kowhiri.
2.Ko te huinga o te utu me te tuku ka taea te tuku i te takaro katoa ki te mahi me te whakarite i te tukutahi o te utu me te tuku raraunga.
3.Kua whakahiatohia te mata SR ngawari, te piko kaha, te whakamahi mo te wa roa, poroporoaki ki te kino atanga me te pakaru.