Palace head into the weekend second bottom in the Premier League, with Boro only three points and three places better off.
"I don't want to put pressure on the players," he said.
"I can't be here every day telling them how important, how massive this game is because they know. Everybody knows.
"The people who come here to watch our training sessions to do interviews, everyone says the atmosphere here is really good and you don't realise you are watching a session of a team in the relegation battle."
"My job is to transmit my confidence to them."