Jol said: "Clint is a good player. He scored 13 goals in the league last year and tonight it was a much-needed goal and a much-needed win.
"We dropped points at home against Everton when we were the better team - we were pretty unlucky. Tonight we had the rub of the green. We weren't the better team but it was even.
"Mark Schwarzer is one of the best in the business and he saved us."
On the disputed red card, the Dutchman added on Sky Sports 1: "I think it was a bad tackle. His ankle was there and I think it was a sending-off."