Ibikoresho by'ibyuma byahinduwe na polyurethane nibindi bikorwa.
reba byinshi
Ubwoko bwumuyoboro, bukoreshwa muguhuza imiyoboro, imiyoboro n'ibikoresho muri sisitemu.
Imiyoboro idafite ibyuma ni umurongo muremure wicyuma gifite igice cyambukiranya kandi nta ngingo zikikije.
Igishushanyo no gukora ukurikije ibishushanyo byabakiriya nibisabwa bisanzwe.
Ubwoko bwimiyoboro, ikoreshwa cyane cyane muguhuza imiyoboro, imiyoboro n'ibikoresho muri sisitemu yumuyoboro, no gufata thegasket hejuru ya kashe na bolts.