Services
Basement Insulation Services in NH and VT
In New Hampshire and Vermont, a properly insulated basement is essential, not optional. With our four-season climate bringing bitter winters, humid summers, and damp transitional months, your basement can quickly become a source of energy loss, moisture buildup, and general discomfort if left untreated.
If you’re dealing with drafty floors, musty odors, or rising utility costs, basement insulation offers a solution. At Farnum Insulators, we specialize in high-performance insulation solutions that boost energy efficiency, increase indoor comfort, and help prevent mold and moisture problems.
Take the first step toward a warmer, healthier home:
Request a free quote today!
Benefits of Basement Insulation
Basement insulation does more than just reduce drafts; it’s an investment in comfort, health, and home value. Whether your basement is finished or not, here are the key benefits:
- Lower Energy Bills – Reduce heat loss and keep your HVAC system from working overtime
- Increased Home Comfort – No more cold floors or uneven room temperatures
- Mold & Moisture Prevention – Insulation helps prevent condensation and mold growth
- Improved Indoor Air Quality – Seal out musty odors, dust, and allergens
- Boost in Resale Value – Energy-efficient homes are more attractive to buyers
- Soundproofing Between Floors – Less noise transfer from basement to living areas
Insulation Solutions We Offer
Spray Foam Insulation for Basements
- Perfect for rim joists, crawlspaces, and concrete walls
- Creates a moisture-resistant air seal
- Blocks air leaks, reduces drafts, and prevents mold
Learn more about spray foam insulation.
Dense-Pack Cellulose for Framed Basement Walls
- Great for retrofits and finished basements
- Eco-friendly, fire- and pest-resistant
- Offers thermal and acoustic insulation
Learn more about cellulose insulation.
Find the Best Fit for Your Basement
- R-Value
- Moisture Resistance
- Eco-Friendliness
- Soundproofing
- High
- Excellent
- Moderate
- Good
- Moderate to High
- Moderate
- High
- Excellent
Get your free basement insulation quote now.
Our Process
We make it easy to insulate your basement with a process that’s efficient, professional, and focused on long-term results:
1
Free Quote
We start with an on-site or virtual consultation to identify insulation issues and answer your questions.
2
Custom Plan
Our team tailors a solution using the right materials and methods for your home’s structure and goals.
3
Professional Installation
Certified by BPI, our crew completes your project with clean, respectful, and efficient work.
4
Final Walkthrough
We review the completed work with you to ensure performance, comfort, and satisfaction.
Choosing the Right Basement Insulation Contractor in NH & VT
Choosing a basement insulation contractor isn’t just about cost—it’s about long-term comfort, safety, and performance. Here’s how Farnum Insulators compares to other basement insulation companies near you:
- BPI-Certified Installers
- Local Code & Energy Program Knowledge (NH/VT)
- Moisture & Mold Prevention Techniques
- Fire-Resistant Materials
- 15+ Years of Local Experience
- Strong Local Reviews & Reputation
Certified professionals - Deep local expertise
- Proactive solutions
- Low-waste, high-performance
- Trusted by NH & VT homeowners
- Backed by real homeowners
- ❌ Not always certified
- ❓ Varies by provider
- ❌ Often overlooked
- ❌ Not always included
- ❓ Experience levels vary
- ❌ Reputation varies by company
Signs Your Basement Needs Insulation
• Floors above basement are cold in winter
If your hardwood or tile floors are freezing during colder months, your basement may be losing heat through uninsulated areas.
• Musty smells or visible mold/mildew
These are clear signs of excess moisture and poor air circulation—often preventable with proper insulation and air sealing.
• Drafts from rim joists or floorboards
Unsealed rim joists are a common source of cold air infiltration and can compromise your home’s comfort and efficiency.
• High heating bills with no clear reason
If your energy use seems higher than expected, poor basement insulation may be the hidden culprit.
• Uncomfortable rooms over the basement
Basement temperature imbalances can affect the comfort of rooms above—especially bedrooms and living spaces.
Customer Reviews
Discover why Farnum Insulators is the #1 top-rated insulation company in Southeastern VT & Southwestern NH!
Contact us for a free basement insulation quote
Our expert basement insulation keeps your home dry, warm, and efficient.
802-387-5005
info@farnuminsulators.com
FAQs
Is it worth insulating a basement?
Absolutely. Basement insulation enhances comfort, lowers heating and cooling bills, and prevents mold and moisture problems—making it a valuable investment in your home’s health and energy efficiency.
Can I insulate my basement myself?
DIY insulation might seem appealing, but basement insulation requires proper sealing, material choice, and safety considerations. Professional installation ensures maximum effectiveness, code compliance, and long-term durability.
Can insulation help prevent mold?
Yes. Proper insulation, especially when combined with air sealing, helps prevent condensation—a major trigger for mold growth. It also keeps moisture from penetrating porous basement materials.
What happens if I don't insulate my basement?
An uninsulated basement can lead to cold floors, higher energy bills, and mold issues. Over time, these problems may reduce your home’s resale value and cause discomfort throughout the living space.