The On-Grade Square Chairs come in sizes 1 1/2” to 6 1/4” in height. Each chair has is dual sized in ¼” increments. See Chart below. These chairs have a wide, stable base designed to carry heavy loads in demanding on-grade applications. They also have large spacing between the legs for easy tying to rebar, maximum concrete flow and consolidation, and easy-to-read height markers.
Application: On grade
Cover Height: From 1 1/2″ to 6 1/4″
Features: Strong, stable, and easy to tie to rebar; light and easy to carry.
Plastics use 100% recycled material
| Item | Description | Pack | Quantity/Pack | Boxes/Pallet |
|---|---|---|---|---|
| ON-GRADE150 | 1 1/2" - 1 3/4" | Box | 300 | 24 |
| ON-GRADE200 | 2" - 2 1/4" | Box | 400 | 16 |
| ON-GRADE250 | 2 1/2" - 2 3/4" | Box | 350 | 16 |
| ON-GRADE300 | 3" - 3 1/4" | Box | 288 | 18 |
| ON-GRADE350 | 3 1/2" - 3 3/4" | Box | 250 | 16 |
| ON-GRADE400 | 4" - 4 1/4" | Box | 200 | 16 |
| ON-GRADE450 | 4 1/2" - 4 3/4" | Box | 125 | 24 |
| ON-GRADE500 | 5" - 5 1/4" | Box | 100 | 24 |
| ON-GRADE550 | 5 1/2" - 5 3/4" | Box | 225 | 16 |
| ON-GRADE600 | 6" - 6 1/4" | Box | 200 | 16 |