How Much Does Boiler Installation Cost? | Angie's Li
2019-10-1 · For example, switching from an oil to a new gas boiler will involve an initial gas hookup cost of $750. The oil boiler will also need to be removed at a cost of $500-$3,000, and a chimney liner will need to be installed ($1,000). A new boiler cost, including installation, averages $7,000 (but the cost can range between $4,000-$7,500).