Gupfukama:
CP: ivyuma, vyumye ningoga ; Ibisabwa vyo gutera, uruhande rutegerezwa kuba rufise uburemere bukeyi, ubundi rworoshe kugwa;
DY: ivyuma, ivyuma vy’amabuye, vyuma buhoro kuruta CP; Gukoresha aluminium, umuringa, tinplate, aluminium ,n’ibindi ,n’ibindi . Kandi bishobora no gukoreshwa mu ma tiles, ibirahuri bishaje, bikeneye kuvurwa bidasanzwe, hariho uburyo bugaragara kandi bwera bushobora gukora ingaruka z’umuco n’ivyuma. Bishingiye ku rugero rwiza rw’imbere, nk’uko ceramic ari nziza cane kuruta ikirahuri, koresha DY foord.
Gupfukama:
PL: ku bijanye n’ibirahuri, ibirahuri vy’ubushuhe, ivyuma, amabuye y’agaciro, amabuye y’agaciro, ikibiriti, birakeneye kuvurwa bidasanzwe, hariho kandi n’ingaruka ziboneka n’iz’umweru, zishobora gukora ingaruka z’umuco n’ibara . Gusaba ko bishobora guhangana n’uguteka, akenshi bijana n’amavuta yera, uguhuza ni ikintu gihambaye cane, amavuta yera ntakwiye kuba akomeye cane, canke yoroshe gusenyura igishushanyo, Ni vyiza gusenya incuro zibiri.{1}}
