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Mold Inspection · Denison, IA

Mold Inspection in Denison

Mold Inspection in Denison, IA by Closer Look Inspectors. A photo-mapped digital report within 24 hours.

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Denison · Crawford County

Mold Inspection in Denison

Mold Inspection in Denison, Crawford County, by Closer Look Inspectors. Denison is the Crawford County seat on the Boyer River, laid out in 1856.

A mold and moisture inspection — mold testing and mold detection in one visit — pairs infrared moisture mapping with lab-backed sampling to locate active moisture and trace it to its source — a frequent issue in Iowa basements and older housing stock.

Denison is served by our Ida Grove team →  ·  (563) 517-7815

Modern white farmhouse-style home with black windows and dark garage doors — Mold Inspection in Denison, IADenison
Local housing

Homes in Denison.

Denison housing runs to a wide range from the 1856 townsite and 1875 incorporation through Victorian, early-1900s and postwar houses, to newer subdivisions on the edges, across the blocks around the Crawford County Courthouse, the Boyer River corridor, and the newer streets at the edge of town, on loess-capped ridges of the Southern Iowa Drift Plain along the Boyer River valley — and that mix shapes what a mold inspection here needs to find.

Local conditions in Denison

No Iowa law requires a home inspection before a sale — the one mandatory time-of-transfer inspection covers private septic systems (Iowa Code 455B.172) — which makes an independent inspection the only thorough, buyer-side read on a Denison home. Denison sits in Crawford County, and every Iowa county is EPA Radon Zone 1. Iowa HHS reports Iowa has the largest percentage of homes above the 4.0 pCi/L action level of any state — 71.6 percent in the Iowa Radon Survey — and the Iowa seller disclosure form asks for any known radon test results. Finished basements concentrate it, and only a 48-hour test gives you this home's number. Iowa leaves frost depth to the local building code rather than one statewide number, and the annual freeze-thaw cycle drives the settlement cracks and ice-dam wear that Denison-area homes face.

Home inspection in Denison →  ·  More about mold inspection →

Questions

Common questions.

How do you test for mold?
Infrared imaging and moisture meters pinpoint wet areas; when the evidence warrants it, samples go to an accredited laboratory.
What drives moisture problems here?
Grading and downspout discharge, below-grade humidity, and the occasional plumbing or roof leak.
Is a Denison house near the Boyer River a flood question?
It can be. Denison is the county seat of Crawford County and sits along the Boyer River, so anything low near the river needs its flood map status checked before you close. Evidence of past water in basements, grading and drainage, foundation cracks and sump pump condition are the things to watch. Because the town was laid out in 1856 and incorporated in 1875, the age of older wiring, plumbing and roofing matters, and foundations are worth reading for movement in loess-derived clays. Crawford County is EPA Radon Zone 1.
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