Basic
$330 – $826 each
Bypass flow-through pad humidifier on the plenum with bypass duct, water line with shutoff, drain line, manual humidistat
Install a bypass or flow-through whole-house humidifier on an existing furnace, with water line, drain, humidistat and wiring.
Furnace Humidifier in Indianapolis, Indiana typically costs $389 to $972 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Indianapolis are 1.0% lower than the national average for furnace humidifier.
National average: $400 – $1,000 each
$330 – $826 each
Bypass flow-through pad humidifier on the plenum with bypass duct, water line with shutoff, drain line, manual humidistat
$389 – $972 each
Bypass flow-through humidifier with bypass damper, water line with shutoff, drain, automatic humidistat with outdoor sensor
$486 – $1,214 each
Fan-powered flow-through humidifier for higher output, water line with shutoff, drain, digital humidistat with outdoor sensor
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $169 – $424 | each |
| Labor | labor | $144 – $361 | each |
| Supplies & Other | supplies | $45 – $113 | each |
| Equipment & Disposal | equipment | $30 – $74 | each |
Labor costs in Indianapolis run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local furnace humidifier contractors in Indianapolis for personalized quotes based on your specific project.