Today, all masonry chimneys are supposed to be lined either with clay or tile. Liners are one of the most important parts of the chimney. In order to protect the structural components of the chimney (i.e. brick and mortar) from smoke, creosote and other by-products coming from the fireplace, the liners need to be in good condition. However, with time chimney liners get damaged and you need to reline your chimney. The chimney relining should be done by chimney sweep service professionals, because only a professional can adequately install the liners inside your chimney. Primary function of chimney liners A chimney liner does not allow the heat transfer to combustible…