Eastern Iowa & Northwestern Illinois Mold Problems

Solving Dry Rot Problems in Quad Cities Basements & Crawl Spaces

Dry rot damaging wood in Freeport

Damage from dry rot creates small, rectangular pieces of crumbling wood on the surface. Dry rot damage is often mistaken as a termite infestation.

Dry rot (also known as brown rot) is one of the most severely damaging decaying forces on household wood in the world.

Approximately 20 billion board feet of timber are destroyed by wood rot in the United States each year-- far more destroyed wood than is damaged annually by fire!

Replacement wood used to repair damage caused by wood rot accounts for almost 10 percent of the annual wood production in the U.S. alone.

In the United Kingdom, dry rot problems have been credited for dealing about 150 million pounds worth of damage annually, and wood rot in general leads to about 17 billion dollars of damage each year in the United States.

Mid America Basement Systems has a long history of experience in eliminating, preventing, and controlling dry rot infestations in homes throughout Illinois and Iowa, including Pekin, Marion, Rock Island, Galesburg, Freeport, East Peoria, Bettendorf and areas nearby. If you have a dry rot problem in your home and would like more information, call or e-mail us today for a free estimate!

What is Dry Rot & Brown Rot?

"Dry Rot" is a term most often used to describe a particular kind of dry, cracking, rotting wood. However, dry rot occurs because of a variety of brown rot species, most notably the "true" dry rot fungus known as Serpula lacrymans. It originally got its name from the thought that it did not need water to survive and used a fermentation process to survive. Research has long since been proven untrue, and it is now called, more appropriately, "brown rot", although the old name hangs on.

Dry rot needs much less moisture than other types of wood rotting fungi--a wood moisture content of at least 28-30% -- to survive. While there is no official proof on the subject, many contractors have observed that dry rot also will not grow on wood with too much moisture.

Protect Your Home From Dry Rot!

The Bad News
The Good News
  • While dry rot is not the most common type of rot, it can deal serious damage to your home and endure conditions that are too dry for other types of rot to thrive. In fact, up to a 75% loss in the toughness of the wood [PDF] is possible with just a 1% decrease in the wood's weight of the wood.
  • Dry rot fungus spores are present in most homes and can survive for several years, waiting for the right conditions to grow.
  • Dry rot can pull moisture from moist areas to dry areas. It grows through mortar, concrete, masonry, and behind plaster.
  • Despite its name, dry rot needs moisture to produce spores-- at least 28-30% moisture content within the wood with a relative humidity of 95% or higher. Most softwood timbers in dry homes, especially in the upper levels, have a moisture content of 12-15%.
  • Dry rot problems in basements and crawl spaces can easily be solved by controlling moisture by sealing and dehumidifying the space.
  • Treatment of the wood with fungicides and products such as boric acid are known to eliminate and prevent dry root fungi.

Identifying & Treating Dry Rot or Brown Rot Problems in Illinois and Iowa

Wood severely damaged by dry rot damage in Muscatine

Damage from dry rot creates small, rectangular pieces of crumbling wood on the surface. Dry rot damage is often mistaken as a termite infestation.

A common first indication of dry rot in a home is the appearance of a "red brick dust". This is actually an accumulation of fungal spores that are covering the surface, waiting for the proper conditions to start to grow.

An outbreak of dry rot commonly occurs several months after a household water event, such as flooding, bursting washing machine hoses, a failed water heater, or leaking pipes.

Dry rot is also common in vented crawl spaces and basements with groundwater flooding.

Dry rot is often not detected until the damage is already very significant. At this point, the following steps are recommended:

Steps to Dry Rot Cleaning & Repair

  1. Remove Damaged Wood: All wood that shows decay or visible fungus should be removed, as well as all wood within one meter of the visible decayed material.
  2. Remove Materials Near Damage: Plaster, paneling, linings, and ceilings around the dry rot areas can also contribute to the damage and should also be removed.
  3. Clean The Area: Using a wire brush, clean off all surfaces, including metal and pipes, within 1.5 meters of the furthest edge of the infection. Clean up all dust and debris from the work.
  4. Kill Any Remaining Fungi: Apply a fungicide to all masonry, concrete, and exposed dirt in the area. Apply two coatings of fungicide to all wood surfaces within 1.5 meters from the damage.
  5. Rebuild: Replace wood rot infected timbers with fungicide-treated wood.

Preventing Dry Rot in a Basement: Remove all standing water sources, then install a plastic vapor barrier on the walls and floors. Install a self-draining dehumidifier powerful enough to dry the area. (At least a 100-liter model)

Preventing Dry Rot in a Crawl Space: Seal off all crawl space vents and door covers. Encapsulate the crawl space with a crawl space liner, then install a self-draining crawl space dehumidifier.

Dry Rot Alert!

Architect's Journal reports that dry rot can grow through damp mortar, concrete, masonry and behind plaster.

This makes remediation of dry rot complicated and expensive, and it can lead to future problems with dry rot if it is not treated properly.

Preventing Dry Rot Problems in Your Basement or Crawl Space

Mid America Basement Systems can help you eliminate dry rot problems at their source. We can dry your basement or crawl space, eliminate flooding problems, and seal out humidity.

This not only eliminates dry rot problems, but also creates an environment that is inhospitable to mold, wet rot, and mildew, while helping to keep out termites, carpenter ants, cockroaches, crickets, and other household pests.

We offer FREE, no-obligation dry basement and crawl space quotes in our service area. We can answer all your questions and point out the sources of humidity and moisture in your home.

We service Illinois and Iowa, including Cedar Rapids, Peoria, Davenport and nearby areas such as Bloomington, Waterloo, Iowa City, Dubuque, Normal, Clinton, Moline .

Watch Our Video!

Owner, Howard Tatge introduces MidAmerica Basement Systems. Owner Howard Tatge introduces MidAmerica Basement Systems.
Recent Testimonials

Your installation crew was friendly, timely and efficient. My experience with your office staff was good and you were the only company that responded to our calls.
Testimonial by J. from Elk Run Heights, Iowa, IA

You have done work for me before and your experience in this field is very good. Your previous work was good as well.
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Basement Waterproofing, Crawl Space Repair & Foundation Repair Affiliates
Serving IL and IA including the Greater Cedar Rapids area
Our Illinois and Iowa Service Area
Cities in Allamakee County, IA
Dorchester
Harpers Ferry
Lansing
New Albin
Postville
Waterville
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Cities in Benton County, IA
Atkins
Blairstown
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Bennett
Clarence
Durant
Lowden
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Stanwood
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Cities in Chickasaw County, IA
Alta Vista
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Lawler
Nashua
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Cities in Clayton County, IA
Edgewood
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Luana
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Strawberry Point
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Andover
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Calamus
Camanche
Charlotte
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De Witt
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Goose Lake
Grand Mound
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Cities in Delaware County, IA
Colesburg
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Delhi
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Greeley
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Cities in Dubuque County, IA
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Dyersville
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Peosta
Sherrill
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Zwingle

Cities in Fayette County, IA
Arlington
Clermont
Elgin
Fayette
Hawkeye
Maynard
Oelwein
Oran
Randalia
Saint Lucas
Wadena
Waucoma
West Union
Westgate

Cities in Henry County, IA
Mount Pleasant
Mount Union
New London
Olds
Rome
Salem
Swedesburg
Wayland
Winfield

Cities in Howard County, IA
Chester
Cresco
Elma
Lime Springs
Protivin
Riceville

Cities in Iowa County, IA
Amana
Conroy
Homestead
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Andrew
Baldwin
Bellevue
La Motte
Maquoketa
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Monmouth
Preston
Sabula
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Batavia
Fairfield
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Lockridge
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Cities in Johnson County, IA
Coralville
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Swisher
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Monticello
Olin
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Oxford Junction
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Keota

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Alburnett
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Ely
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Robins
Springville
Toddville
Walker

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Columbus City
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Oakville
Wapello

Cities in Muscatine County, IA
Atalissa
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Moscow
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Stockton
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Cities in Scott County, IA
Bettendorf
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Buffalo
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Dixon
Donahue
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Walcott

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Stockport

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Ainsworth
Brighton
Crawfordsville
Kalona
Riverside
Washington
Wellman
West Chester

Cities in Winneshiek County, IA
Calmar
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Fort Atkinson
Highlandville
Ossian
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Arlington
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Ohio
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Seatonville
Sheffield
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Tiskilwa
Van Orin
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Chadwick
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Fiatt
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Marietta
Norris
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Smithfield
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Biggsville
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Cities in Henry County, IL
Alpha
Andover
Annawan
Atkinson
Bishop Hill
Cambridge
Colona
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Geneseo
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Ophiem
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Osco
Woodhull

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Apple River
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Elizabeth
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Stockton
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Abingdon
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Dahinda
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Victoria
Wataga
Williamsfield
Yates City

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Leonore
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Streator
Tonica
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Cities in Lee County, IL
Amboy
Ashton
Compton
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Franklin Grove
Harmon
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Steward
Sublette
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Ancona
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Odell
Pontiac
Saunemin
Strawn

Cities in Marshall County, IL
Camp Grove
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Forest City
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Anchor
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Merna
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Stanford
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Joy
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Viola

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Elmwood
Glasford
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Kingston Mines
Laura
Mapleton
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Peoria
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Princeville
Rome
Trivoli

Cities in Putnam County, IL
Granville
Hennepin
Magnolia
Mark
Mc Nabb
Putnam
Standard

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Andalusia
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Moline
Port Byron
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Reynolds
Rock Island
Silvis
Taylor Ridge

Cities in Stark County, IL
Bradford
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La Fayette
Speer
Toulon
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Cedarville
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Eleroy
Freeport
Kent
Lena
Mc Connell
Orangeville
Pearl City
Winslow

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Armington
Creve Coeur
Deer Creek
Delavan
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Groveland
Hopedale
Mackinaw
Minier
Morton
Pekin
South Pekin
Tremont
Washington

Cities in Warren County, IL
Berwick
Cameron
Gerlaw
Kirkwood
Little York
Monmouth

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Albany
Deer Grove
Erie
Fenton
Fulton
Galt
Lyndon
Morrison
Prophetstown
Rock Falls
Sterling
Tampico

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Loves Park
Rockford
Seward
Shirland

Cities in Woodford County, IL
Benson
Congerville
El Paso
Eureka
Goodfield
Lowpoint
Metamora
Minonk
Roanoke
Secor

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Eastman
Ferryville
Gays Mills
Lynxville
Mount Sterling
Prairie Du Chien
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Soldiers Grove
Steuben
Wauzeka

Cities in Grant County, WI
Bagley
Beetown
Bloomington
Blue River
Boscobel
Cassville
Cuba City
Dickeyville
Fennimore
Glen Haven
Hazel Green
Kieler
Lancaster
Livingston
Montfort
Mount Hope
Muscoda
Patch Grove
Platteville
Potosi
Sinsinawa
Stitzer
Woodman

Cities in Lafayette County, WI
Argyle
Belmont
Benton
Blanchardville
Darlington
Gratiot
Shullsburg
South Wayne
Woodford

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