Missouri · IECC Climate Zone 4A-5A · Mixed-humid to cold
Healthy Homes for Missouri — Seismic Country, Radon, Spring Floods
Virtual Home Health Score assessments statewide. GaiaCrete™ detailed for Missouri's Zone 4A-5A climate and locally adopted codes. Founding Mr Hemp House® dealer territories open by ZIP code.
New Madrid seismic exposure
Southeast Missouri lies in the New Madrid seismic zone, where structural detailing and non-structural bracing carry requirements most of the Midwest never sees.
Karst and glacial radon
Ozark karst and northern Missouri glacial deposits both move soil gas into basements, and testing rates remain low statewide.
Tornado season and river flooding
Missouri's spring severe weather combines tornado damage with Missouri and Mississippi river flooding, wetting assemblies that then dry slowly in humid air.
What Climate Zone 4A-5A Means for Missouri Homes
Missouri straddles Zone 4A in the Bootheel and southern counties and Zone 5A across the north, with humid summers and genuine winters everywhere. Ozark karst and northern glacial till both produce radon, and the New Madrid seismic zone gives southeast Missouri a real earthquake design requirement. Spring severe weather brings tornadoes and river flooding in the same season.
Local adoption of the IRC and IECC across Missouri jurisdictions
Missouri has no mandatory statewide residential energy code; requirements are set by municipal and county adoption.
Start With Your Home Health Score in Missouri
Virtual Healthy Home Assessments available in Missouri. In-person coverage expanding.
Home Health Score
A free screening that scores your home across indoor air quality, moisture and mold risk, building materials, and ventilation — so you know where to look first.
Healthy Home Assessment
A professional walkthrough of materials, moisture conditions, and ventilation, delivered as a prioritized action plan. Screening and guidance — not a medical or diagnostic service.
One part of the platform
GaiaCrete™ Insulation & Building Solutions in Missouri
GaiaCrete™, a hempcrete alternative, is Mr Hemp House®'s bio-based hemp-lime building material — used for new construction, retrofits, and insulation upgrades. It is one offering inside the platform, alongside the Home Health Score and Healthy Home Assessment.
- Thermal performance R-2.5+ per inch
- Class A surface burning characteristics (ASTM E84)
- Mold-resistant at pH 12+
- 100% Biobased Carbon Content (ASTM D6866-22)
- Vapor-permeable, no added VOCs
- Net carbon sink by design
Actual thermal performance varies by formulation, density, moisture content, installation method, and complete wall assembly. Final whole-wall thermal performance depends on the complete assembly, including material density, framing, finishes, thermal bridging, moisture conditions, and installation.
Be the First Mr Hemp House® Certified Dealer in Missouri
Missouri has no certified dealer yet. Founding dealers get territory priority, training, and direct GaiaCrete™ supply as the platform expands.
Claim the Missouri territoryCredentials Behind Every Missouri Project
Mr Hemp House® was founded in 2018 in Orlando, Florida.
Veteran-Founded, Veteran-Owned
Founded and owned by a U.S. military veteran.
SBA VOSB Certified
SAM.gov Registered
Active registration in the System for Award Management.
IMPEL Cohort
DOE / Lawrence Berkeley National Laboratory Innovation Program cohort.
VIP Procurement Cohort
Veteran Institute for Procurement graduate.
DOE Zero Energy Ready Home Partner
U.S. Department of Energy Zero Energy Ready Home program partner.
Beta Analytic Verified Testing
ISO/IEC 17025-accredited testing — 100% Biobased Carbon Content per ASTM D6866-22 (Certificate #531872642609133657, October 2022).
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