 His second goal for Grays in the Conference National during the 2008–09 season was in the 2–1 home victory against Altrincham on 7 March 2009, having met Bradley Hudson-Odoi's cross.Slabber scored in Grays' 2–1 victory over Mansfield Town, scoring with a header from a cross supplied by George Beavan.He re-signed for Grays in July, after leaving at the end of the season.