Perforated Stairpan Specifications

Perforated Stair Pan Written Specification

Perforated closed riser stair pans EIWPERFPAN minimum 14 gauge (1.9mm) hot rolled steel or as determined by structural design calculations. Slopped maximum 1-1/2 inches (38.1MM) and conforming to American with Disabilities Act (ADA) nosing requirement. Perforations 3/8” holes staggered ¾” on centers. (or as determined by architect or engineer.)


Eberl Iron Works, Inc.
128 Sycamore St.
Buffalo, NY 14204

Telephone: 716-854-7633
Fax: 716-854-1184
Email: [email protected]

Notes for Designers:

Perforation Type: Round, Square, Slotted Oblong or Rectangular (Custom patterns available)
Perforation Size: determined by architect. (Standard is 3/8” hole staggered on ¾” spacing)
Perforation Pattern: Staggered, Straight or Custom