
Sump Pit Radon Mitigation Arvada
Airtight sump covers with active suction. Serving Arvada and the surrounding Denver metro with fast, certified installs and a lifetime guarantee.
Overview
Sump Pit Radon Mitigation in Arvada
If your Arvada home has a sump pit, it's likely an open pathway for radon. An uncovered or loosely covered pit connects directly to the drain tile and soil around your foundation—exactly where radon lives—letting it flow straight into your basement.
We install an airtight sump cover and tie it into an active depressurization system. The pump keeps doing its job, while a sealed lid and dedicated suction draw radon away and vent it outside. You get water protection and radon protection from one clean installation.
Arvada sits on the kind of uranium-rich Front Range soil that makes Colorado one of the highest-radon states in the country. That's why sump pit radon mitigation is so important here—from historic Olde Town bungalows to new builds out toward Leyden and Candelas, local homes routinely test above the EPA action level.

Airtight Sealed Lid
A custom, clear cover seals the pit while keeping your pump fully accessible.
Dual Protection
Your sump pump keeps managing water while the system removes radon.
Drain-Tile Suction
We leverage your existing drain tile to depressurize the soil efficiently.
Clean Integration
Piping is routed neatly so your mechanical room stays tidy and functional.
Our Process
How Sump Pit Radon Mitigation Works in Arvada
Free On-Site Assessment
We visit your home, walk the property with you, and identify the ideal layout for your system. You'll also receive a complimentary test kit to confirm your current radon levels.
Custom System Design
We design a mitigation plan tailored to your foundation type, square footage, and radon readings—engineered to pull levels well below the EPA action threshold of 4.0 pCi/L.
Same-Day Installation
Our certified technicians install your system in just 3–4 hours, then run a post-installation test to verify your home is protected for good.
Recent Work
Homes with Sump Pits We've Installed Near Arvada




FAQ
Frequently Asked Questions
Answers to the most common questions from Arvada homeowners.
Yes. We install an airtight, clear cover with proper access and fittings so your sump pump continues to operate normally while the radon system runs through it.
A sump pit connects directly to the drain tile and the soil around your foundation—the primary radon reservoir. An open pit acts like an express lane for radon into your basement, so sealing it is critical.
It can. Sealing the pit reduces the amount of moist soil air entering your basement, which helps with overall humidity and air quality.
Yes. We serve all of Arvada, Colorado—including Olde Town Arvada, Candelas, Leyden Rock, West Woods and surrounding ZIP codes like 80002, 80003, 80004—plus nearby Westminster, Wheat Ridge, Golden.
Arvada sits on the Colorado Front Range, where uranium-rich soil produces high radon levels. The EPA places this region in Zone 1, the highest-risk category, so testing and mitigation are strongly recommended for local homes.
Service Area
Homes with Sump Pits Across Arvada
We proudly provide sump pit radon mitigation to neighborhoods throughout Arvada, Colorado and the surrounding Denver metro. If you don't see your area listed, reach out—we likely cover it.
Neighborhoods we serve
- Olde Town Arvada
- Candelas
- Leyden Rock
- West Woods
- Lake Arbor
- Whisper Creek
Nearby cities
Westminster • Wheat Ridge • Golden • Broomfield
More in Arvada
Related Radon Services
Our Achievement
What Our Clients Are Saying
Denver homeowners trust us to protect their families from radon's silent danger—here's what they have to say about our fast, reliable service.
“I was terrified when I learned radon could be lurking in my home, putting my kids at risk for lung cancer. Custom Radon made it so easy—they came out for a free estimate, tested my levels, and installed a system in just a few hours. I sleep better knowing my family is safe now!”
Sarah T. · Denver
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Get your free estimate in under a minute
Answer a few quick questions and we’ll get right back to you—often the same day. No obligation, no pressure, just a clear plan to make your Denver home safe.
Same-day response
Request before 2pm and we’ll usually reach out today.
Guaranteed results
We guarantee radon levels below 4.0 pCi/L.
Certified & insured
Backed by a lifetime system warranty.
