Hanganga:
Ko te taputapu tapatapahi aputa maha-waahanga e toru nga punga hiko HV na roto i te hononga raupapa. Ko te taputapu katoa he momo ringaringa iti ngaohiko kore-inductance me te neke (He mea hanga te wira ki te Polyurethane kia taea ai te tiaki i te papa). Ma te teepu whakahaere, ka taea te whakarite i te mokowhiti awheawhe. Ko te mahi whakaroa te whakaoho he pai ake, he pono. Kei runga ake o te taputapu tapatapahi ko te toroid.