Hanganga:

Ko te taputapu tapahi āputa maha-wāhanga he mea tito mai i ngā pūnga hiko HV e toru mā te hononga raupapa. Ko te taputapu katoa he momo ringa ngaohiko iti kore-whakaoho, ā, ka taea te neke (He mea hanga te wira ki te Polyurethane kia taea ai te tiaki i te papa). Mā te tēpu whakahaere, ka taea te whakahaere mamao i te āputa porowhita. He pumau ake, he pono ake hoki te mahi whakaoho whakaroa. Kei runga ake i te taputapu tapahi ko te toroid.