Selgrade Construction, Inc. is a radon mitigation provider based in Indianola, IA, credentialed by Iowa HHS. Services listed on its website: Block wall suction, Commercial / multifamily, Crawl space / sub-membrane, Drain tile suction, New construction (RRNC), Radon testing, Real estate / fast turnaround, Sub-slab depressurization, Sump pit sealing / suction.
Indianola
Iowa
50125
United States
Iowa HHS credential RNMIT09066 (Selgrade, Thomas M.)
Block wall suction; Commercial / multifamily; Crawl space / sub-membrane; Drain tile suction; New construction (RRNC); Radon testing; Real estate / fast turnaround; Sub-slab depressurization; Sump pit sealing / suction
https://hhs.iowa.gov/media/7883/download?inline= (report generated 2026-09-24)
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