A na-etinye eriri a na Zinc okpukpu abụọ, nke ga-enyere aka igbochi corrosion site na ihe ndị ahụ.
Ọ dakọtara na Asta, Betco, DBCI, Janus, US Door na Porvene Roll-Up ụzọ na-eji a square panel style.
Obere ụlọ nkwakọba ihe ọnụ ụzọ anọ Bolt Latch, akpọkwara Roll Up Door Latch, Roll Up Door Lock, Lock Door Lock, Nchekwa Ọnụ ụzọ Latch.A na-etinye eriri a na Zinc okpukpu abụọ, nke ga-enyere aka igbochi corrosion site na ihe ndị ahụ.
Ọ dakọtara na Betco, DBCI, Janus, US Door na Porvene Roll-Up ụzọ na-eji a square panel style.
Isi ihe ngwaahịa:
(1) Mkpọchi ụzọ bolt anọ
(2) 3/4 inch n'obosara bolt
(3) Zinc okpukpu abụọ nwere mkpuchi mkpuchi “E”.
(4) Ezubere ka dabara square panel style corrugation mpịakọta elu ọnụ ụzọ
(5) dabara Asta, Betco, DBCI, Janus, Trac-Rite, US Door & Porvene ngwa.
(6) Akpa n'otu n'otu na fasteners iji chebe imecha n'oge mbupu na mmetụta teepu iji chebe ọnụ ụzọ n'oge mpịakọta.