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Radon Mitigation Cost

Denver Metro Area Pricing – 2026

Every home is unique. We always start with a free on-site assessment.

Passive System Activation

Add fan + alarm to existing passive radon system

$550 – $850
  • Convert existing passive pipe to active system
  • High-quality radon fan installation
  • Radon alarm included
  • System pressure monitoring
Most Popular

Standard Retrofit System

Most slab or basement homes

$1,400 – $1,800
  • Complete sub-slab depressurization system
  • Interior or exterior pipe routing options
  • Color-matched downspout transitions
  • Post-installation testing included
  • Lifetime workmanship coverage

Crawlspace System

With encapsulation based on size and access

$1,900 – $2,800+
  • Full crawlspace encapsulation
  • Sub-membrane depressurization
  • Vapor barrier installation
  • Post-installation testing included
  • Lifetime workmanship coverage

What's Included

  • Free on-site assessment – No obligation, no guesswork
  • Same-day written quote – Firm price, no surprises
  • Independent post-test – Verify system effectiveness
  • Lifetime workmanship coverage – Peace of mind guarantee

Why Our Prices Are Fair

Unlike online quote tools that guess at your home's needs, we personally evaluate your foundation type, layout, and electrical setup so you only pay for exactly what you need—nothing more.

Our 25 years of building trades experience means we can often find creative solutions that keep costs down while ensuring effective radon reduction.

Colorado License RMT.0000225

Ready for Your Free Assessment?

Get a firm written quote the same day. No pressure, no obligation—just honest pricing for your specific home.