||Live axle: door axle rotates in bracket bearing during operation.|
||Stamped, continuously welded at the hub. 12" diameter x 1-1/2" wide. 16-gauge, zinc-coated steel. Three drums with doors up to 8' wide, four drums with doors over 8' wide.|
||Helical torsion, oil tempered, and coated to halt corrosion and increase life. One spring for all doors less than 5' high. One spring for doors 7'11" wide and smaller, two springs for doors 8' wide and larger.|
|Springs come with a zinc-coated cast steel tension wheel and winding bar for ease of adjusting spring tension.|
1-5/16" outside diameter, schedule 80 steel pipe.
||Roll-formed sections, factory-seamed from 26-gauge, Grade 80 galvanized steel. Siliconized polyester finish in eleven standard colors. Full-length felt tape at each drum.|
||Zinc-coated steel bottom angle mounted to corrosion-resistant aluminum extrusion with stainless steel bolts. TPE blade astragal also included.|
||12-gauge, cold-formed, zinc-coated steel. Grease-packed ball bearings are factory installed in the bracket.|
||16-gauge, zinc-coated, 2-3/4" deep. Featuring polypropylene guide runners to assure smooth operation and prevent steel-on-steel contact.|
||12-gauge, zinc-coated steel slide bolt engages a lock strike attached to the side guide. Two locks per door fasten to the bottom assembly and are suitable for padlocking.|
||Steel or wood fasteners included.|
|Bracket: 1/4" x 1" self-drilling screws|
Jamb: 1/4" x 1" self-drilling screws
|Bracket: 3/8" x 2-1/2" lag bolt|
Jamb: 1/4" x 1-1/2" self-drilling screws
|For masonry openings, mounting clips are sold separately. Masonry anchors are furnished by the Buyer.|
||12-gauge, zinc-coated, L-shaped door stops. Mounts to guides.|
|Pull Rope Handle
||Molded plastic rope handle with long-lasting rope.
Note: Product specifications are subject to change without notice.