Basic
$433 – $1,213 each
Vent-free blue-flame gas wall heater sized for the room, manual control and oxygen depletion sensor, gas shutoff valve at the unit
Rendering: BuildX
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Rendering: BuildX
Supply and install one gas wall heater (vent-free or direct-vent) connected to an existing gas supply nearby, unit plus labor.
Install Gas Wall Heater in Wilmington, Delaware typically costs $510 to $1,427 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Wilmington are 4.0% higher than the national average for install gas wall heater.
National average: $500 – $1,400 each
$433 – $1,213 each
Vent-free blue-flame gas wall heater sized for the room, manual control and oxygen depletion sensor, gas shutoff valve at the unit
Rendering: BuildX
Find a pro to do this$510 – $1,427 each
Vent-free gas wall heater sized for the room with built-in thermostat, oxygen depletion sensor and louvered cabinet, gas shutoff valve
Rendering: BuildX
Find a pro to do this$637 – $1,783 each
Direct-vent sealed-combustion gas wall heater with wall-mounted thermostat, vented through the exterior wall, gas shutoff valve at the unit
Rendering: BuildX
Find a pro to do this| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $218 – $611 | each |
| Labor | labor | $194 – $544 | each |
| Supplies & Other | supplies | $58 – $163 | each |
| Equipment & Disposal | equipment | $39 – $109 | each |
Wall-mounted vent-free gas heater with gas line and shutoff valve on a white paneled wall
Photo: Franklin Garstin · CC BY-SA 4.0 · Source
Find a pro to do thisLabor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local install gas wall heater contractors in Wilmington for personalized quotes based on your specific project.