Water & Wastewater
FRP Grating for Water & Wastewater Treatment
Support routine inspection and maintenance around treatment basins, channels and pumps. Compare molded and pultruded panels for wet access areas.
Water & Wastewater
Application Requirements
Humidity, chemical dosing and frequent cleaning affect access surfaces. Resin selection must account for the actual process stream, while the panel and clips must suit the design load and support arrangement.
Typical Grating Locations
- Clarifier and aeration basin walkways
- Headworks screening and grit channel covers
- Chemical feed and polymer platforms
- Blower, pump and UV channel access
- Trench and valve vault covers
- Stair treads and landings on tank access
Typical grating locations for this environment. Confirm loads, supports and exposure for your site before ordering.
Products
Configurations to Consider

1 1/2" x 1 1/2" Square Mesh
SM 1-1/2"x1-1/2": 68% open area and 3.94 lbs/sf. Compare the published load data with your support layout.
Full specification →
2" x 2" Square Mesh
SM 2"x2": 71% open area and 4.51 lbs/sf. Compare the published load data with your support layout.
Full specification →I-Bar PI-1550
PI-1550: 50% open area and 3.60 lbs/sf. Compare the published load data with your support layout.
Full specification →Installation Examples from the Catalog
These catalog photographs illustrate grating installations. They are not identified customer projects in this industry.

