How can I tell if it’s really Hardie Plank? A home owner wonders if the siding is really Hardie plank so we asked Bill Jacks from Advanced Home Exteriors. https://homeshowradio.com/hardie-pros/. Your browser does not support the audio element. https://media.blubrry.com/homeshow/homeshowradio.com/wp-content/uploads/2015/08/AHE-081815-Bill.mp3Podcast: Play in new window