Sectional Steel Doors 418 Series

418 Series

The 418 Series is a high-quality, heavy-duty insulated door that provides protection against heat and cold environments. Fabricated of 16-gauge, flush galvanized steel exterior and 26-gauge steel back cover, these 2" (51 mm) thick doors offer an R-value of 7.35 (1.29 W/Msq). A wide array of options allow these doors to meet the most stringent project requirements that call for a degree of thermal efficiency.

Standard max width

30'2" (9195 mm)

Standard max height

21'1" (6426 mm)

Warranty

1 year limited

Insulation

Expanded polystyrene

R-value

7.35 (1.29 W/Msq)

Exterior steel

16-gauge galvanized steel

Exterior surface

Flush

Finish

White baked on-polyester

End stiles

16-gauge steel

Center stiles

16-gauge steel

Back cover

26-gauge galvanized steel

Interior color

White

Standard mounting

Angle mount

Standard track

2" (51mm)

Standard springs

10,000 cycle

Weatherstripping

Standard on bottom

Operation

Manual pull rope

Lock

Interior mounted slide lock

Glazing

Full sash section with 1/8" (3 mm) DSB insulated;
1/8" (3 mm) and 1/4" (6 mm) plexiglass
Individual lites with 1/8" (3 mm) DSB;
1/8" (3 mm) and 1/4" (6 mm) plexiglass;
1/8" (3 mm) and 1/4" (6 mm) Lexan;
1/8" (3 mm) and 1/4" (6 mm) Tempered;
1/4" (6 mm) wired

Safety

Bottom sensing edge

Operation

Electric operator or chain hoist

Hardware

3" (76 mm) track
Bracket mounting (not available on full vertical door tracks)
Higher-cycle springs in 25k, 50k, 75k, 100k cycles
Reinforcing struts of roll-formed steel slat sections

Knock & Lock^® breakaway door system

Weatherstripping

Jamb weatherseals, Bottom strips (including looped PVC weatherstrips), flexible PVC astragal weatherstrips, and double-contact weatherstrips

Exhaust ports

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