Commercial Sheet Roll Up Door Bottom Bar, na ginawa ng 2" x 1½" x 12-gauge galvanized steel angle na ikinakabit sa aluminum retainer na may PVC bulb astragal.
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Commerical Sheet Door Bottom Bar Assembly
Commercial Sheet Roll Up Door Bottom Bar Assembly, na ginawa ng 2" x 1½" x 12-gauge galvanized steel angle na ikinakabit sa aluminum retainer na may PVC bulb astragal.
Bottom Bar:
(1) 6063 – T6 aluminum extrusion
(2) 2″ x 1 1/2″ galvanized na anggulo para magbigay ng structural stability, seguridad at tumaas na wind load resistance
(3) Bulb astragal, maaaring palitan ng vinyl
(4) Hindi kinakalawang na asero nuts at bolts
