SUMMARY: download the brochure application area: domestic heating use type: gas fireplace project scope: reline leaking chimneys while maximising the flue size added value: 25-year guarantee on liner, no need to fit and maintain chimney fans Background Two chimneys were leaking in this listed property located in Hertfordshire. In order to bring them in … Continue reading Listed Chimney Upgrade to Gas Fire Operation – Without Chimney Fan