Janus ROLL UP DOOR MODEL 3100/3100I

Janus Model 3100 / 3100I Certified Wind Load Rated Rolling Sheet Door

Austin Building Systems (BuildMetal.com) discounts the Janus Roll Up Door Model 3100. Brochure and Installation Guide available below.

Janus 3100

General Description

• Designed to meet stringent building codes in coastal regions
• Utilizes 12” drum wheel
• Maximum opening size of 16’ wide x 18’ high (288 sq.ft.)
• Push-up, hand chain and electric operations
• PSF Ratings:
• +35 PSF and -41 SF for opening widths through 12’
• +35 PSF and -38 PSF for opening widths over 12’ –


26-gauge galvanized corrugated steel
Grade 80 galvanized steel
20 standard colors (special colors upon request for a nominal upcharge)
Super Durable polyester paint coatings, which are corrosion resistant
Wash coat over primer interior side
40-year film integrity warranty — up to 25-year chalk and fade
Flexible nylon wear strips


12 gauge galvanized, with 11 gauge windlock bar spot welded guide
Universal jamb mount
Vinyl guide wear strip
Bolt on head stop ¼” thick steel
Pre-punched for lock and attachment bolts
2 7/8” guide depth

Bottom Bar

24 gauge acrylic-coated galvalumed roll formed steel
2” x 1 ½” galvanized angle
Bulb astragal (Durometer 75)
Stainless steel nuts and bolts


Bottom bar mounted 10 gauge slide locks – 2 per door
Bottom bar mounted 16 gauge step plate – 2 per door
12 gauge door mounting brackets
1-5/16” tension holding device

Axle/Torque Tube

1-5/16” O.D. steel axle, 14-gauge
Oil tempered torsion springs conforming to ASTM A229
16-gauge, 12” diameter galvanized drum
Low friction, grease-filled steel ball bearings staked in each drum
26 gauge spiral torque tubing that houses axle assembly


Insulation Series 3100 I (R-value 4)
Header seal
Top draft stop
Side draft stop
Chain hoist 5.7:1 reduction
Electric operator
Vision panels (17”x 5”)
Steel mounting plates
• Stainless steel mini latch

Download the Janus Roll Up Door Model 3100 Brochure in PDF

Download the Janus Roll Up Door Model 3100 Installation Guide in PDF

Download the Janus Rollup Door Model 3100 Wind Rating Specs in PDF