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Iowa Radon Defense
Iowa Radon Defense
Iowa Radon Defense is your number one choice for all your testing and abatement needs. Our commitment to quality is second to none, and we guarantee your complete satisfaction. We enjoy creating long term relationships with each of our clients, and we look forward to working with you!
"Richard Songer was the tech who did the work. He was extremely fast worker, polite and took the time to answer any questions I had. Before he started the work my readings in the basement where in the low 20s. 24 hrs after he finished the work my readings where under 4."
Richard T on January 2025
Iowa Radon Defense is your number one choice for all your testing and abatement needs. Our commitment to quality is second to none, and we guarantee your complete satisfaction. We enjoy creating long term relationships with each of our clients, and we look forward to working with you!
"Richard Songer was the tech who did the work. He was extremely fast worker, polite and took the time to answer any questions I had. Before he started the work my readings in the basement where in the low 20s. 24 hrs after he finished the work my readings where under 4."
Richard T on January 2025
Vista Inspection Partners
Vista Inspection Partners
A skilled inspector is a professional, providing top-quality home inspection services to the community. We've taken a stand for excellence. We are that professional. We carry the torch of excellence into American homes by being technically skilled in home inspection services.
A skilled inspector is a professional, providing top-quality home inspection services to the community. We've taken a stand for excellence. We are that professional. We carry the torch of excellence into American homes by being technically skilled in home inspection services.

Gilbert Home Comfort
Gilbert Home Comfort
With over 30 years of experience, serving the needs of 20 counties in the southern Iowa and northern Missouri markets since 1983, Gilbert Home Comfort offers professional home energy services and is a full service mechanical firm. Our complete in-home operation includes planning, system installation, repair or replacement, as well as routine maintenance and advice. We work with a wide variety of HVAC, spray foam insulation, electrical, and plumbing services to help as many people as possible. Additional phone number - (641) 437-4822. Additional DBAs - Gilbert Plumbing & Heating Inc, Energywise.
With over 30 years of experience, serving the needs of 20 counties in the southern Iowa and northern Missouri markets since 1983, Gilbert Home Comfort offers professional home energy services and is a full service mechanical firm. Our complete in-home operation includes planning, system installation, repair or replacement, as well as routine maintenance and advice. We work with a wide variety of HVAC, spray foam insulation, electrical, and plumbing services to help as many people as possible. Additional phone number - (641) 437-4822. Additional DBAs - Gilbert Plumbing & Heating Inc, Energywise.
"They had done a good job on my skylight. So I hired them to replace my grandsons roof. Showed up immediately. Started the job a day or two later. Finished it in a day and a half. Reasonable rate. Another excellent job. .Thank you, EC ROOFING ."
Paula G on December 2020
"They had done a good job on my skylight. So I hired them to replace my grandsons roof. Showed up immediately. Started the job a day or two later. Finished it in a day and a half. Reasonable rate. Another excellent job. .Thank you, EC ROOFING ."
Paula G on December 2020
SHERLOCK HOME INSPECTORS INC
SHERLOCK HOME INSPECTORS INC
Home and Commercial building inspections. Mold and moisture investigations. Indoor Environmental Consulting. Within 100 Miles of Sioux City, Also will go any where member willing to pay milage
Home and Commercial building inspections. Mold and moisture investigations. Indoor Environmental Consulting. Within 100 Miles of Sioux City, Also will go any where member willing to pay milage

Environmental Testing & Research Laboratories, Inc
Environmental Testing & Research Laboratories, Inc
ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.
"as advertised"
Nancy C on July 2018
ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.
"as advertised"
Nancy C on July 2018
The Corydon, IA homeowners’ guide to radon detection and reduction services
From average costs to expert advice, get all the answers you need to get your job done.
•Discover the average indoor air quality testing cost, what impacts pricing, and how to budget for healthier air in your home.
•Find out what impacts radon testing costs, including average prices for DIY kits and professional services, so you can protect your home and budget confidently.

Want to learn how to master DIY radon mitigation? We have a step-by-step guide on how to complete this challenging project on your own.

What is radon gas? Find out what this radioactive gas is, why it is dangerous, how it gets in your home, and how to mitigate it.

What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.

How long does a radon fan last? Depending on the quality of the fan, usage, and maintenance, a radon fan can last five to ten years.
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