The frost covers have been displayed over the SportsDirect.com pitch in preparation for tomorrow's FA Cup second round clash with Doncaster Rovers.
With temperatures expected to drop overnight, head groundsman Lee Williams has placed the covers over the playing surface to protect it from the frost.He said: "We have placed the frost covers over the pitch as a precaution really. The temperature is dropping to -2 degrees so just to make sure the game is on, we have covered all the pitch.
"I fully expect the game to be on tomorrow."