Basic
$1,460 – $4,380 each
Bypass HEPA unit tied to the return duct with flex connections, prefilter and HEPA filter, runs with the blower
How Much Does Hepa Air Cleaning System Cost in Seattle, Washington?
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 Seattle, Washington typically costs $1,718 to $5,153 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Hepa Air Cleaning System in Seattle, Washington
$1,718 – $5,153
eachPrices in Seattle are 19.0% higher than the national average for hepa air cleaning system.
National average: $1,500 – $4,500 each
What you get at each price level
Standard
$1,718 – $5,153 each
Higher-airflow bypass HEPA unit with carbon prefilter and filter-change indicator, sealed duct connections
Premium
$2,147 – $6,441 each
Higher-airflow bypass HEPA unit with carbon prefilter, airflow sensor and blower interlock, sealed rigid connections
Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $702 – $2,107 | each |
| Labor | labor | $704 – $2,112 | each |
| Supplies & Other | supplies | $187 – $561 | each |
| Equipment & Disposal | equipment | $125 – $373 | each |
Prices adjusted for Seattle local market conditions.
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($675.00-$2,026.00 per unit)
- Labor ($525.00-$1,576.00 per unit)
- Supplies & Other ($180.00-$539.00 per unit)
- Equipment & Disposal ($120.00-$359.00 per unit)
Local Price Adjustments
Material costs4.0% above avg
Labor costs34.0% above avg
Labor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
References
- Whole-House HEPA Installation Cost, schwantesheating.com, retrieved Nov 2026
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Seattle
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