Roller thermal heater ke sesebelisoa se secha, se bolokehileng, se sebetsang hantle le ho boloka matla, khatello e tlase (tlas'a khatello e tloaelehileng kapa khatello e tlase) mme e ka fana ka mocheso o phahameng oa mocheso oa sebōpi se khethehileng sa indasteri, ka oli e fetisang mocheso e le sesebelisoa sa mocheso. pompo ea mocheso ho potoloha mochine oa mocheso, ho fetisetsa mocheso ho thepa ea mocheso.
Sistimi ea oli e futhumatsang mocheso oa motlakase e entsoe ka heater ea motlakase e ke keng ea phatloha, sebōpi se tsamaisang mocheso oa manyolo, mochini o futhumatsang mocheso (haeba o teng), lebokose la ts'ebetso ea ho phatloha sebakeng sa marang-rang, pompo ea oli e chesang, tanka ea katoloso, joalo-joalo, e ka bang teng. e sebelisoang feela ka ho hokela phepelong ea motlakase, lipeipi tsa ho kenya le ho romelloa kantle ho naha le likhokahano tse ling tsa motlakase.