Sorry it took so long guys, but the quote from McNichols...
"McNICHOLS Quality Square Molded Grating,
Fiberglass SGF, Gray 2" Square Grid, 2" Height,
Gray Grit Surface, 72% Open Area, Panel,
48.0000" Width X 144.0000" Length
$881.00"
ends up being about $150 per pair (at 12"x48")...not...