Standard product options
Value-engineered options for commercial steel stairs that cost up to 20% less than custom options.
Standard product options
Value-engineered options for commercial steel stairs that cost up to 20% less than custom options.
Standard details
Learn more about the standard product details and standard connection details plus download PDF drawings.
Standard finish options
Powder coat primed rails
Red oxide
Shop primed flight/landings
Red oxide or MPI #79
Galvanized flights/landings
Hot dip galvanized
Standard stringer options
Plate
¼” to ½” thick flat platee
Channel
MC12x10.6 or C12x20.7
Tube
12” x 2” x ¼” HSS tube
Standard weld option
NOMMA Type 3
Standard rail options
Handrails and rail frames
1½ OD 13 ga tube or 1¼ sched 40 pipe
Picket infill
¼" to ½" square or round tube pickets
Panel infill
2"X2" mesh panels, U-channel frame
Multi-line infill
1¼ schedule 40 pipe
Standard tread options
Metal pan
14 gauge to ¼" thick
Diamond plate
11 gauge thick
Bar grate
19w4 with checker plate nosing
Performance tread systems
Quiet Grip™ and Fast Grip™ are optional tread systems for projects that require non-slip surfaces. Quiet Grip™ also provides sound-dampening benefits.
Assembly detailsand CAD specs
Download CAD assembly details and specifications for our standard product options.
Standard finish options
Powder coat primed rails
Red oxide
Shop primed flight/landings
Red oxide or MPI #79
Galvanized flights/landings
Hot dip galvanized
Standard stringer options
Plate
¼” to ½” thick flat platee
Channel
MC12x10.6 or C12x20.7
Tube
12” x 2” x ¼” HSS tube
Standard weld option
NOMMA Type 3
Standard rail options
Handrails and rail frames
1½ OD 13 ga tube or 1¼ sched 40 pipe
Picket infill
¼" to ½" square or round tube pickets
Panel infill
2"X2" mesh panels, U-channel frame
Multi-line infill
1¼ schedule 40 pipe
Standard tread options
Metal pan
14 gauge to ¼" thick
Diamond plate
11 gauge thick
Bar grate
19w4 with checker plate nosing
Premium and
value-engineered tread systems
Quiet Grip™ and Fast Grip™ are optional tread systems for projects that require non-slip surfaces. Quiet Grip™ also provides sound-dampening benefits.