Radon Eliminator provides Radon Mitigation in Mary Ann, OH. Licensed (RC202) radon mitigation in Mary Ann, OH. Call 1-800-RADON-OH for a free consultation.

Last updated: June 2026

Why Mary Ann Homeowners and Realtors Choose Radon Eliminator

radon mitigation system pipe installed on Ohio home exteriorPhoto by AI Generated (Grok Imagine)

Your inspector handed you a number. Maybe it's 4.2 pCi/L. Maybe it's 8.6. Either way, the closing date didn't move — and now you need Radon Mitigation Mary Ann OH handled correctly, on the first try, before the buyer's financing window expires. That's the exact problem Radon Eliminator is built to solve.

We are a licensed Ohio radon contractor (Ohio Mitigation License RC202) serving Mary Ann and the surrounding Auglaize County communities. We don't sell fan-swaps or shortcut installs that fail re-tests. Every system we install is a permanent, code-compliant active soil depressurization (ASD) system engineered to drop indoor radon below the EPA action level of 4.0 pCi/L — and to stay there.

  • RC202 licensed — the Ohio Department of Health credential most competitors bury at the bottom of their About page.
  • Real-estate transaction speed — testing and mitigation scheduled around your closing date, not our calendar.
  • Transparent pricing — written quotes with no surprise add-ons for sump covers, electrical, or exterior finish.
  • Multi-vertical proof — the same crews that mitigate Ohio schools and apartment complexes install your basement system.
  • Post-mitigation re-test included — you receive documented EPA-aligned proof the system works.
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Radon Mitigation Services We Provide in Mary Ann, OH

Radon Eliminator is a focused contractor. We do radon testing and radon mitigation — nothing else — which is why our crews install hundreds of systems a year and our diagnostics are faster than a general-contractor competitor's first phone call. Here's what's available for Mary Ann properties.

EPA-Aligned Radon Testing for Real-Estate Transactions

Continuous radon monitors (CRMs) deployed for a 48-hour test under closed-house conditions, with results documented in a format your title company, lender, and buyer's agent will accept. We can typically deploy a monitor in Mary Ann within 24 hours of your call.

Active Soil Depressurization (ASD) System Installation

The gold-standard mitigation method recognized by the EPA and required under ANSI/AARST standards. We core through the slab, seal the sub-slab field, install a sealed PVC riser, and add a properly sized radon fan rated for Ohio's clay-heavy soils. Most single-family Mary Ann installs are completed in a single day.

Crawlspace and Sub-Membrane Depressurization

Many older homes around Mary Ann and the broader St. Marys / Wapakoneta area have partial crawlspaces. We install reinforced vapor barriers tied into a depressurization fan — a permanent solution that also resolves moisture problems most basements quietly suffer from.

Commercial, School, and Multi-Family Mitigation

Property managers, school districts, and apartment owners in Auglaize County carry legal exposure when radon levels exceed action thresholds. We design multi-point mitigation systems for large-footprint buildings and provide the documentation your insurer and legal counsel will ask for.

Aesthetic Exterior Routing

One of the most common homeowner concerns: the pipe doesn't have to run up the front of your house. We route risers through garages, interior chases, or rear elevations whenever possible — protecting curb appeal and resale value.

Our Radon Mitigation Process — Built Around Your Closing Date

radon mitigation technician installing PVC pipe in Ohio basementPhoto by AI Generated (Grok Imagine)

Every Mary Ann project follows the same five-step process. It's predictable on purpose. Real-estate timelines don't tolerate improvisation.

  1. Phone consultation (same day). You give us your radon test result, the home's foundation type, and your closing date. We give you a price range and a realistic install window — usually 3 to 7 days.
  2. On-site diagnostic. A licensed technician inspects the foundation, sub-slab material, sump configuration, and electrical access to confirm the final system design and lock in the written quote.
  3. System installation. Most single-family installs in Mary Ann are completed in 4 to 8 hours, single day, single crew. Larger or commercial systems are scheduled around occupancy.
  4. Post-mitigation re-test. A 48-hour CRM test verifies levels are below 4.0 pCi/L. You receive the report in PDF — the same document your buyer's agent and lender will accept.
  5. Warranty and monitoring. Systems carry a written workmanship warranty, and the radon fan itself carries a manufacturer warranty of up to five years.

Local Expertise: Why Mary Ann, OH Properties Need Radon Attention

Mary Ann sits in Auglaize County, an area the Ohio Department of Health classifies within elevated-radon geology. The combination of glacial till soils, limestone bedrock, and the prevalence of basements and crawlspaces across rural Auglaize County means radon migration into homes is common — not rare. Surrounding communities including Wapakoneta, St. Marys, New Bremen, and Cridersville show similar patterns in our test data.

What this means practically: if you're buying or selling a home in Mary Ann, a radon test should be assumed, not optional. We've mitigated farmhouses off SR-29, newer builds near the Auglaize River corridor, and rental properties throughout the township. Every foundation behaves differently — what worked on your neighbor's basement may not be the right design for yours, which is why our diagnostics are on-site and not over the phone.

We also work closely with home inspectors and real-estate agents throughout Auglaize, Allen, Shelby, and Mercer counties. If you're an inspector reading this, ask about our referral program — it's the named Special Offer referenced on our home inspector page.

Radon Mitigation Cost in Mary Ann — What to Expect

Most standard single-family radon mitigation in Mary Ann, OH falls in the $1,400 to $2,200 range for a typical basement sub-slab system. Crawlspaces, multi-zone foundations, and finished basements where access is limited can run higher. We quote in writing before any work begins. There are no diagnostic fees for real-estate transaction installs in Mary Ann.

Compared to the cost of a derailed closing — re-listing fees, second appraisal, lost buyer — a permanent mitigation system is the most leverage-positive repair a seller can make. It also stays with the home, satisfies Ohio's residential property disclosure obligations, and becomes a selling point at the next transaction.

Frequently Asked Questions About Radon Mitigation in Mary Ann

How much does radon mitigation cost in Mary Ann?

Most single-family systems in Mary Ann run between $1,400 and $2,200. Crawlspace encapsulation, multi-point commercial systems, and homes with finished basements requiring interior chase routing can be higher. We provide written quotes after a brief on-site diagnostic — no guessing, no add-ons.

What is the best radon mitigation company in Mary Ann?

The objective criteria are: an active Ohio mitigation license (ours is RC202), AARST/ANSI-compliant installation practices, written warranties, and a post-mitigation re-test included in the price. Radon Eliminator meets all four and publishes its license number openly — many competitors do not.

How do I choose a radon mitigation provider in Mary Ann?

Ask three questions: What is your Ohio radon mitigation license number? Is a post-mitigation re-test included? Will the work meet ANSI/AARST SGM-SF-2017 standards? If a contractor hesitates on any of those, keep calling.

What should I look for in radon mitigation services?

A permanent active soil depressurization design, properly sized fan, sealed sub-slab field, exterior or aesthetically routed PVC riser, manometer (U-tube) to confirm fan operation, and documented post-install testing. Cheap fan-only swaps almost always fail a re-test.

How long does radon mitigation take?

Installation itself is typically 4 to 8 hours for a single-family home in Mary Ann. From your first call to a documented post-mitigation re-test, the full cycle usually runs 5 to 10 days — fast enough for nearly every real-estate closing window.

Is radon mitigation worth the investment?

Yes — for two distinct reasons. First, it permanently reduces a Class A carcinogen identified by the EPA as the second-leading cause of lung cancer. Second, it removes a documented defect from your property disclosure, protecting both the current transaction and the next one. The system stays with the home.

Find Radon Eliminator Near Mary Ann, OH

Frequently Asked Questions About Radon Mitigation in Mary Ann

How much does radon mitigation cost in Mary Ann?
Most single-family systems in Mary Ann run between $1,400 and $2,200. Crawlspace encapsulation and finished basements can be higher. We provide written quotes after an on-site diagnostic with no surprise add-ons.
What is the best radon mitigation company in Mary Ann?
Look for active Ohio licensure (Radon Eliminator holds RC202), AARST/ANSI compliance, written warranties, and an included post-mitigation re-test. We publish our license number openly — many competitors do not.
How do I choose a radon mitigation provider in Mary Ann?
Ask for the Ohio mitigation license number, confirm a post-install re-test is included, and verify the work meets ANSI/AARST SGM-SF-2017 standards. If a contractor hesitates, keep calling.
What should I look for in radon mitigation services?
Active soil depressurization design, correctly sized fan, sealed sub-slab field, aesthetic exterior routing, a U-tube manometer, and documented post-install testing. Fan-only swaps typically fail re-tests.
How long does radon mitigation take?
A typical Mary Ann install is 4 to 8 hours. From first call to documented re-test, expect 5 to 10 days — fast enough for nearly every closing window.
Is radon mitigation worth the investment?
Yes. It permanently reduces a Class A carcinogen, removes a defect from your property disclosure, and the system transfers with the home — protecting current and future transactions.

Closing Soon? Get Your Mary Ann Radon System Installed This Week.

Call Radon Eliminator now for same-day pricing on Radon Mitigation in Mary Ann, OH. RC202 licensed. EPA-aligned testing. Permanent code-compliant systems. Post-install re-test included.

Call 1-800-RADON-OH
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Radon Eliminator Near Mary Ann

Visit our nearest location or call us at 330-622-0434 for service in Mary Ann.