Customers Served

Radons Gas Testing, Mitigation, Maintenance Services provided throughout Northern Virginia. Radon Defense is a locally owned and operated company providing solutions for all Radon Needs. We employ the latest in technology, tools, supplies, and equipment. Our services are provided for Home Owners, Home Buyers, Home Sellers, Real Estate Agents, and Home Inspectors. We are active members of AARST and NRPP. Radon Defense provides services in Arlington County, Fairfax County, Faquier County, Loudon County, Prince William County, and Stafford County. If you are in need of Radon Services call us at Radon Defense Today!

Josh Tolar AvatarJosh T.

Fantastic experience with Radon defense. Just the ability to feel safer is one thing, but the quality of the components installed and excellent professional experience excels it to another level!... read more - 9/10/2021 

Iulia Padeanu AvatarIulia P.

Shortly after we purchased our home we learned we have high levels of radon in our basement (12.7). I first spoke with Paul who talked me through all our options... read more - 8/24/2021 

Marc Bills AvatarMarc B.

They did a fantastic job on the install, and it was incredibly fast. The quote they gave me was accurate, and my radon levels dropped from above 5 to the... read more - 7/24/2021 

D T AvatarD T.

Radon Defense is an excellent business. They educated us about radon when we bought our new home, and provided radon testing at a reasonable and fair price. They answered all... read more - 6/24/2021 

Brian Francis Hume AvatarBrian F.

Radon Defense provided stellar service with professionalism, punctuality, and patience (in answering all of my question!). In our previous home we had tested high for radon in our basement, which... read more - 5/24/2021 

Nick Townsend AvatarNick T.

Radon Defense did a fantastic job for a great price. Installation took only half a day and they were very considerate of equipment location to keep everything out of view... read more - 5/24/2021 

John Lee AvatarJohn L.

Everyone at Radon Defense was extremely professional and patient with us. We were learning about radon for the first time and they explain everything very thoroughly and provided a few... read more - 3/24/2021 

Doreen Ciavarelli AvatarDoreen C.

When buying our townhome in Burke we found out we had radon in the basement. Radon Defense came highly recommended from our realtor. Nick and everyone who answered the phone... read more - 2/24/2021