Ko te taatari raupapa SRFA kei roto i nga peera peita kotahi, he waahi 2-waahi 3 -e ara tika, he-paahi-a-roto, he tohu me te tohatoha. He maamaa noa te hanganga me te ngawari ki te whakamahi. Kua eke ki runga tihi; kei kona te paewha-puta me te tohu poke i roto, hei tiaki i te ahuru o te punaha waipiro. Ko te ahuatanga o tenei taatari ka taea te mahi tonu ahakoa i te waa whakakapi, kua kapi e te poke. Ka kapi te huanga taatari i te paru e hua ai te pehanga kia eke ki te 0.35MPa ka puta he tohu i te tohu. I tenei wa, hurihia te raina tohu aratohu kia kore ai e taea e ia etahi atu taapiri ka huri i te waahanga.