Guam · IECC Climate Zone 1A · Tropical marine, typhoon belt
Healthy Homes for Guam — Typhoon-Belt Concrete and Indoor Moisture
Virtual Home Health Score assessments island-wide. GaiaCrete™ applied to engineered structures under Guam's typhoon and seismic code. Founding Mr Hemp House® dealer territories open by ZIP code.
Highest US typhoon frequency
Guam faces tropical cyclone threats more frequently than any other US jurisdiction, which is why island construction defaults to heavy reinforced concrete.
Military housing legacy stock
Guam's long federal presence at Andersen AFB and Naval Base Guam left aging concrete housing where interior moisture and ventilation, not structure, are the failing systems.
Seismic activity
Guam's position near the Mariana Trench means earthquake design provisions apply alongside typhoon requirements on every project.
What Climate Zone 1A Means for Guam Homes
Guam sits in the western Pacific typhoon belt and experiences tropical cyclone threats more often than anywhere else under the US flag, which is why reinforced concrete became the island's default construction. Decades of military housing and infrastructure at Andersen Air Force Base and Naval Base Guam left a distinctive building legacy and an ongoing federal construction pipeline. The Mariana Trench region also makes seismic design a standing requirement.
Guam Building Code (IBC-based with typhoon and seismic provisions)
Guam's code carries very high design wind speeds along with seismic requirements reflecting Mariana Trench activity.
Start With Your Home Health Score in Guam
Virtual Healthy Home Assessments available in Guam. 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 Guam
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 Guam
Guam has no certified dealer yet. Founding dealers get territory priority, training, and direct GaiaCrete™ supply as the platform expands.
Claim the Guam territoryCredentials Behind Every Guam 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).
Guam Healthy Home FAQ