Basic
$133 – $356 each
Burner and combustion chamber brushed and vacuumed, water side flushed, basic safety check

Professional cleaning/descaling of a residential hot-water or steam boiler with a basic inspection (not repairs).
Clean Water Boiler in Washington, District of Columbia typically costs $157 to $419 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Washington are 5.0% higher than the national average for clean water boiler.
National average: $150 – $400 each
$133 – $356 each
Burner and combustion chamber brushed and vacuumed, water side flushed, basic safety check
$157 – $419 each
Fireside surfaces cleaned, water side flushed, combustion and safety controls tested, relief valve checked
$196 – $523 each
Fireside fully cleaned, descaling flush, combustion analysis with printout, relief valve, low-water cutoff and controls tested
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $71 – $189 | each |
| Labor | labor | $54 – $146 | each |
| Supplies & Other | supplies | $19 – $50 | each |
| Equipment & Disposal | equipment | $13 – $34 | each |
Connect with local clean water boiler contractors in Washington for personalized quotes based on your specific project.