UPDATE 1-James Hardie 2nd quarter profit jumps 66 pct; outlook cautious
November 18, 2014 at 18:16 PM EST
SYDNEY, Nov 19 (Reuters) - James Hardie Industries PLC , the world's biggest fiber cement products maker, on Wednesday posted a sharp increase in second-quarter net operating profit, despite a slower-than-expected recovery in the U.S. housing sector.