Basic
$1,299 – $3,898 each
Bypass HEPA unit tied to the return duct with flex connections, prefilter and HEPA filter, runs with the blower
Install one whole-house HEPA bypass air filtration unit tied into an existing forced-air HVAC system, unit plus labor.
Hepa Air Cleaning System in Wilmington, Delaware typically costs $1,529 to $4,586 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 hepa air cleaning system.
National average: $1,500 – $4,500 each
$1,299 – $3,898 each
Bypass HEPA unit tied to the return duct with flex connections, prefilter and HEPA filter, runs with the blower
$1,529 – $4,586 each
Higher-airflow bypass HEPA unit with carbon prefilter and filter-change indicator, sealed duct connections
$1,911 – $5,732 each
Higher-airflow bypass HEPA unit with carbon prefilter, airflow sensor and blower interlock, sealed rigid connections
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $655 – $1,965 | each |
| Labor | labor | $583 – $1,749 | each |
| Supplies & Other | supplies | $175 – $523 | each |
| Equipment & Disposal | equipment | $116 – $348 | each |
Labor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local hepa air cleaning system contractors in Wilmington for personalized quotes based on your specific project.