Ukuhanjiswa ngokukhawuleza, zonke iimpahla zingathunyelwa nge-3-7 yemidlalo. Iimveliso ezinkulu ze-qty zikwisitokhwe kubathengi. Ukungagqibeki yi-25 ye-PCS \ / Ibhokisi ye-foam. Ukuba ufuna i-PCS i-100 \ / ibhokisi, nceda uqhagamshelane nomphathi wemveliso.
