Yenday ali ndi zinthu zingapo, kuphatikizapo zida ndi zolimbitsa thupi, zopangidwa zambiri zoyera, zolimbitsa thupi, zopanga zigawenga, zigawo zisanachitike.
Kukakamiza kwa Chida cha Roidlok Kuchepetsa Oyang'anira PRE1, PR2, Pr3. Kupanikizika kwa max ndi 6,000akuti (413bar).
