D D DIYnotBot 11 Oct 2012 This image is referenced in the forum thread 'boilers with flex flues and wireless out door sensors'
D D DIYnotBot 15 May 2013 This image is referenced in the forum thread 'Combi boiler with flexible liner to fit into chimney anyone?'
This image is referenced in the forum thread 'Combi boiler with flexible liner to fit into chimney anyone?'