Sisitemu yo Kwishyiriraho
Ibicuruzwa byanyuze mubigeragezo bikomeye kandi dutanga 20years ya garanti nziza.Sisitemu yo kwishyiriraho irashobora kwihagararaho nikirere gikabije cyujuje AS / NZS 1170 hamwe nubundi buryo mpuzamahanga bwo gutwara ibintu nka SGS, MCS nibindi.
