Sectional Steel Doors 420
Sectional steel door model 420 is designed for heavy-duty use in a variety of commercial and industrial applications. The Model 420 door features a 2″ (51 mm) panel thickness, 16-gauge steel intermediate and end stiles, ribbed steel exterior and a white paint finish. This 20-gauge steel door is available in sizes up to 31´2″ (9500 mm) in width and 24´1″ (7341 mm) in height. Numerous options including weatherstripping, reinforced struts, movable center posts, and motor operation allow these heavy-duty doors to meet nearly any project requirements.
Features
Features
- Standard max width – 31’2″ (9500 mm)
- Standard max height – 24’1″ (7341 mm)
- Warranty – 1 year limited
- Nominal thickness – 2″ (51 mm)
- Exterior steel – 20-gauge galvanized steel
- Exterior surface – Ribbed
- End stiles – 16-gauge steel
- Center stiles – 16-gauge steel
- Interior color – White
- Back cover – 26-gauge galvanized steel
- Standard mounting – Angle mount
- Standard track – 2″ (51 mm)
- Standard springs – 10,000 cycle
- Weather Stripping – Flexible PVC bottom with retainer
- Operation – Manual pull rope
- Finish – White baked on-polyester
- Lock – Interior mounted slide lock
Door Options
Door Options
- Chain Hoist or Electric Operator is recommended for doors above 10’ tall or more than 400 pounds
- Bottom sensing edge
- Full sash section with 1/8″ (3 mm) DSB, insulated; 1/8″ (3 mm) and 1/4″ (6 mm) acrylic
- Individual lites with 1/8″ (3 mm) DSB; 1/8″ (3 mm) and 1/4″ (6 mm) acrylic; 1/8″ (3 mm) and 1/4″ (6 mm) polycarbonate; 1/8″ (3 mm) and 1/4″ (6 mm) tempered; 1/4″ (6 mm) wired
- 3″ (76 mm) track
- Bracket mounting (not available on full vertical door tracks)
- Higher-cycle springs in 25k, 50k, 75k, 100k cycles
- Exhaust ports
- Jamb weather seals
- Bottom strips; including: looped PVC weatherstrips, flexible PVC astragal weatherstrips, and double-contact weatherstrips
- Reinforcing struts of roll-formed, galvanized steel
- Movable center posts for 2″ (51 mm) or 3″ (76 mm) tracks that roll away, with automatic safety catches that prevent door closure when posts are removed
- Tumbler keyed lock
- Window Glazing Options
- Impact Section Available
Resources
Applications