Anyị na-aga n'ihu na-abawanye ma na-emezi ihe ngwọta na ọrụ anyị.N'otu oge ahụ, anyị na-arụsi ọrụ ike iji mee nyocha na nkwalite maka Mica Sheet,
Asbestos Millboard,
Glassfiber Plaid Cloth,
Eriri asbestos Square uzuzu uzuzu, Base n'ime obere azụmahịa echiche nke Top àgwà ibido, anyị chọrọ imezu ọzọ na ndị ọzọ enyi n'ime okwu na anyị na-atụ anya inye ezigbo ngwọta na ọrụ gị.
