Craig’s Concrete SpacersHome / Rebar chair height chart
Rebar chair height chart
Find the chair that matches the cover your drawing calls for. Every height we make, from 3/4 to 5 inches.
By cover height
Cover is the gap between the steel and the finished face. Your drawings give the number.
| Cover height | Chairs in this height |
|---|---|
| 3/4 in | Snap-on rebar chairs Bolster chairs Snap-on mesh chairs |
| 1 in | Snap-on rebar chairs Bolster chairs Snap-on mesh chairs XA exposed aggregate mesh chair |
| 1‑1/4 in | Snap-on rebar chairs Rebar chairs with base Bolster chairs Snap-on mesh chairs |
| 1‑1/2 in | Snap-on rebar chairs Rebar chairs with base Stackable/ |
| 2 in | Snap-on rebar chairs Rebar chairs with base Caged/ |
| 2‑1/2 in | Snap-on rebar chairs Rebar chairs with base Stackable/ |
| 3 in | Snap-on rebar chairs Rebar chairs with base Caged/ |
| 3‑1/2 in | Snap-on rebar chairs |
| 4 in | Rebar chairs with base Caged/ |
| 5 in | Rebar chairs with base |
By product line
Heights marked on request are not stocked as a posted size. Call 720-429-4999.
| Product line | Fits | Cover heights |
|---|---|---|
| Snap-on rebar chairs | #3 to #6 bar | 3/4 to 3‑1/2 in |
| Rebar chairs with base | #3 to #6 bar, and PEX tubing | 1‑1/4 to 5 in, 6 to 8 in on request |
| Caged/ | #3 to #5 bar, single or crossing | 2, 3 and 4 in |
| Stackable/ | #3 to #5 bar, single or crossing | 1‑1/2 to 2‑1/2 in |
| Bolster chairs | Rows of bars | 3/4 to 2‑1/2 in |
| Snap-on mesh chairs | #4 to #10 wire | 3/4 to 1‑1/2 in, 2 in on request |
| XA exposed aggregate mesh chair | #4 to #10 wire | 1 to 2 in |
Questions
What size rebar chair do I need?
The size is the cover your drawings call for. Find that height in the first table, then check that the chair fits your bar size in the second.
What size rebar chair for a 4 inch slab?
The chair height comes from the cover your drawings call for, not from the slab depth alone. Find that cover in the first table. If you are not sure, send the job on the quote page or call 720-429-4999.
Which chairs fit #5 bar?
The snap-on, with base, caged and stackable chairs all fit #5 bar.
Which chairs fit #6 bar?
The snap-on rebar chairs, and the rebar chairs with base in 1-1/4 to 3 inch heights. The caged and stackable chairs stop at #5.
Do you make a chair taller than 5 inches?
Yes. The 6, 7 and 8 inch rebar chairs with base are available. Prices are not posted: call or send a quote request.
Where are the prices?
Every size has a posted carton price on its product page. Shop all 36 sizes, or open the full catalog.