Get Natural Gas Furnace Cost Bc US. Efficient natural gas furnaces typically cost $5,500. Gas (propane) furnace prices by size.
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Higher quality brands of furnace can cost considerably more than lower range models. Efficient natural gas furnaces typically cost $5,500. The unit installation cost include gas furnace unit, all the material for the house and labor fee. Generally, the more you pay, the longer it will last and the more efficient.