Healthy Home Retrofit & Rehab
Transform the Home You Have Into the Healthy Home You Deserve.
Don't Move. Improve. The flagship retrofit program from Mr Hemp House.
Millions of homes were built with materials that can negatively impact indoor air quality, comfort, moisture control, and long-term health. The Mr Hemp House Retrofit & Rehab Program helps homeowners, investors, landlords, builders, and developers modernize existing properties using healthy building science and healthier materials.
Start Your Retrofit Project Inquiry
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Tell Us About Your Home →From Traditional House to Healthy Home
The Mr Hemp House three-stage retrofit transformation.
Stage 1
Existing Bedroom
Before- Drywall
- Fiberglass Insulation
- Poor Air Quality
- Moisture Issues
Stage 2
Demolition & Preparation
Demo- Drywall Removed
- Insulation Removed
- Wall Cavity Exposed
- Assessment Completed
Stage 3
Healthy Home Upgrade
Healthy Home- GaiaCrete™
- GaiaBloc™
- ERV Ventilation
- Healthy Finishes
- Improved Indoor Air Quality
Image slider comparisons coming soon — drag-to-compare Before / Demo / Healthy Home views.
The Retrofit & Rehab Program At A Glance
Full visual overview of the Mr Hemp House Healthy Home Retrofit & Rehab Program.
What We Can Retrofit
- Bedrooms
- Living Rooms
- Kitchens
- Bathrooms
- Entire Homes
- Rental Properties
- Multifamily Housing
- Workforce Housing
- Senior Living
- Historic Renovations
- Commercial Buildings
- Schools
- Churches
- Wellness Facilities
Healthy Home Upgrade Options
Choose the upgrades that fit your home, your goals, and your budget.
Indoor Air Quality
Reduce VOCs, allergens, and stale air with a healthier indoor environment.
ERV Ventilation
Continuous fresh, filtered outdoor air with heat and humidity recovery.
GaiaCrete™
Bio-based wall system — a healthier hempcrete alternative.
GaiaBloc™
Pre-formed retrofit blocks for faster healthy-home wall upgrades.
Moisture Management
Vapor-open assemblies that buffer humidity instead of trapping it.
Mold Resistant Systems
High-pH, mineral-based assemblies inhospitable to mold growth.
Healthy Finishes
Lime and clay plasters, non-toxic paints, and natural flooring.
Energy Efficiency
Improved envelope performance for lower utility bills, year-round.
Home Health Score
Evaluate air quality, moisture, and materials before you upgrade.
The Retrofit Process
- 1
Home Health Score
We evaluate your home's air quality, moisture, and building materials.
- 2
Selective Demolition
We remove drywall, insulation, and materials that impact your health.
- 3
Wall System Upgrade
We install GaiaCrete™ or GaiaBloc™ for a healthier, high-performance envelope.
- 4
Ventilation Upgrade
We install ERV fresh-air ventilation for cleaner, healthier indoor air.
- 5
Healthy Finishes
We finish your home with non-toxic, natural, long-lasting materials.
- 6
Move Back Into a Healthier Home
Enjoy improved comfort, cleaner air, and peace of mind.
Transform Existing Housing At Scale
For investors, multifamily owners, property managers, workforce housing operators, build-to-rent communities, and affordable housing initiatives, the Mr Hemp House Retrofit & Rehab Program is a scalable healthy housing solution that improves indoor air quality, comfort, durability, and long-term asset value across entire portfolios.
Instead of demolishing or replacing aging housing stock, retrofit programs let operators modernize existing properties with GaiaCrete™ wall systems, ERV ventilation, mold-resistant assemblies, and healthy finishes — turning ordinary inventory into healthier homes that residents are proud to live in.
- Investors
- Multifamily Owners
- Workforce Housing
- Property Managers
- Build-to-Rent Communities
- Affordable Housing Initiatives
Love Your Home Again
For homeowners, the Retrofit & Rehab Program is a chance to fall in love with your home all over again. Cleaner indoor air. Fewer allergens. Better humidity control. Healthier materials. Long-term durability. Real, measurable improvements you and your family can feel every day.
- Improved Comfort
- Cleaner Indoor Air
- Reduced Odors
- Reduced Allergens
- Healthier Materials
- Better Humidity Control
- Long-Term Durability
- Lower Utility Costs
- Higher Property Value
- Peace of Mind
Don't Move. Improve.
The Cost of Moving vs. Retrofitting.
Moving Costs
- ✕Real Estate Commissions
- ✕Closing Costs
- ✕Moving Expenses
- ✕Higher Interest Rates
- ✕New Furniture & Setup
- ✕Time, Stress & Hassle
$50,000+
Typical Total Cost
Retrofit Wins
- Improved Comfort
- Better Air Quality
- Lower Energy Bills
- Healthier Materials
- Increase Home Value
- Stay in the Neighborhood
30–60% Less
Often less than the cost of moving
Frequently Asked Questions
What is the Mr Hemp House Healthy Home Retrofit & Rehab Program?
It is a renovation program that transforms existing houses into healthier homes using GaiaCrete™ a hempcrete alternative, ERV fresh-air ventilation, mold-resistant assemblies, moisture management, and healthy finishes.
Who is the retrofit program for?
Homeowners, investors, landlords, multifamily owners, property managers, workforce housing operators, build-to-rent communities, and developers who want to modernize existing properties with healthier building science.
What can you retrofit?
Bedrooms, living rooms, kitchens, bathrooms, entire homes, rental properties, multifamily housing, workforce housing, senior living, historic renovations, commercial buildings, schools, churches, and wellness facilities.
How does the retrofit process work?
It starts with a Home Health Score, followed by selective demolition, wall system upgrades using GaiaCrete™ or GaiaBloc™, ERV ventilation installation, healthy finishes, and a final walkthrough.
Is retrofitting really cheaper than moving?
In most cases, yes. When you factor in real estate commissions, closing costs, moving expenses, higher interest rates, and new furniture, retrofitting your existing home is often 30–60% less than moving — without the stress.
Do retrofits include ERV ventilation?
Yes. Energy Recovery Ventilation (ERV) is a core component of the healthy home retrofit, continuously exhausting stale indoor air and bringing in fresh, filtered outdoor air.
Ready To Transform Your Home?
Explore more: Healthy Home Designs, GaiaCrete™, Building Materials, Home Health Score, Healthy Home Blog.
Healthy Home™ Business Opportunity
Turn Retrofit Projects Into Long-Term Client Relationships
Connect Home Health Score, indoor air quality improvements, non-toxic materials, and retrofit services into recurring business opportunities. Discover how contractors are building Healthy Home™ businesses around the work they already do.
Free guide for contractors, builders, remodelers, veterans, entrepreneurs, and territory partners.