{"id":3379,"date":"2014-10-28T10:26:36","date_gmt":"2014-10-28T14:26:36","guid":{"rendered":"http:\/\/randpc.com\/blog\/?p=3379"},"modified":"2014-10-28T10:26:36","modified_gmt":"2014-10-28T14:26:36","slug":"does-your-chimney-need-a-liner","status":"publish","type":"post","link":"https:\/\/m.randpc.com\/blog\/does-your-chimney-need-a-liner\/","title":{"rendered":"Does Your Chimney Need a Liner?"},"content":{"rendered":"
\"Chimney<\/a>

Chimney liners protect the flue from acidic condensate produced by burning natural gas.<\/p><\/div>\n

With the high price of oil relative to gas and the phasing out of No. 6 heating oil<\/a> by 2015, more and more property owners are converting their building's heating plants from oil to gas-burning systems. Owners and managers are often surprised to learn, however, that an oil-to-gas conversion usually requires changes to their chimney.<\/p>\n

Most chimneys were built for oil heat, not gas. If this is the case with your building, a chimney liner\u2014and possibly an extension or offset\u2014will be needed to accommodate the new heating plant\u00a0before initiating gas service. Burning natural gas produces acidic condensate, which can corrode the chimney's interior masonry. Chimney liners protect the flue from these particles and keeps toxic gas from infiltrating the building.<\/p>\n

In RAND's latest Ask the Engineer<\/a> column, we discuss what the installation of a chimney liner entails, including:<\/p>\n