FRP Gratings - Stair Tread Panels
Fiberglass Grating Brochure 
UltraGrate Fiberglass Grating molded STAIR TREAD PANELS are now available!
Stair tread geometry is conveniently designed for cutting common stair step sizes with little or no waste material.
Cutting guide channels are provided at 6-inch intervals for quick error-free sizing of stair steps.
In addition to superior corrosion resistance, UltraGrate Fiberglass Grating molded Stair Treads provide strength, durability, and ease of fabrication and maintenance for an economical and practical structural product.
Panel Geometry:
- Stair Tread panel size: 120” x 22.75”
- Stair Tread thickness: 1.5”
- Stair Tread bearing bar spacing: 1.5”
- Stair Tread cutting guide spacing: 6.0”
Common Stair Step Cuts:
- 24” Wide Steps: 10 Stair Steps / Stair Tread Panel**
- 30” Wide Steps: 8 Stair Steps / Stair Tread Panel**
- 36” Wide Steps: 6 Stair Steps / Stair Tread Panel
- 42-54” Wide Steps: 6 Stair Steps / Stair Tread Panel
- 60” Wide Steps: 4 Stair Steps / Stair Tread Panel**
** No Waste Material
Typical Deflection Properties:
Properties based on concentrated load deflection applied at the midpoint of the tread, centered on the nosing to simulate a football.
For more information, see our chemical resistance guide, installation notes, and details on fabrication of fiberglass grating in our Fiberglass Grating Brochure
In addition to our Fiberglass grating, we offer a complete line of standard structural pultrusions to complete your FRP project.
If you desire a completed fiberglass system, contact sales or one of our authorized fabricators.
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