Fireplace Insert
A fireplace insert is a sealed metal firebox that fits into an existing fireplace to provide efficient gas heating as part of HVAC climate control.
Estimated value as of 2026 · Source: Average unit price from HomeGuide and SM General Store for standard gas fireplac…
Fun Fact
Ventless gas inserts cost less ($700–$2,500) but are prohibited in some areas due to carbon monoxide risks.
Price History
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