Heater sparks gas warning Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window) More than a dozen firefighters rushed a Colac house amid fears of a gas leak. Contact the authorby Carla Okai May 2, 2011 A faulty heater had a Colac family fearing a gas leak. Unlock full access to Colac Herald - Subscribe today! Subscribe Now Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window) Tags: Police and Emergencies