Exodus 27:5
Place the grate under the ledge of the altar so that it comes halfway up the altar.
Exodus 38:4
A copper grating was also made. It was placed under the rim of the altar, so that it reached halfway up the altar.
Treasury of Scripture Knowledge
Summary
And thou shalt put it under the compass of the altar beneath, that the net may be even to the midst of the altar.
Compass of the altar
Bible References
Compass of the altar
Exodus 38:4
A copper grating was also made. It was placed under the rim of the altar, so that it reached halfway up the altar.