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IS YOUR HOME INSULATED?

  • inspectorbellonzi
  • Dec 15, 2025
  • 2 min read

During Home inspections we utilize thermal cameras and often find areas of missing or inadequate insulation. We also look for water intrusion. You can call your utility company and ask about an energy audit. They can recommend an auditor, and some companies will pay all or part of the cost.

Improving the insulation of your home reduces energy bills (potentially saving 10-15% on heating and cooling costs, per ENERGY STAR and the U.S. Department of Energy), enhances comfort, and minimizes drafts. Many homes, especially older ones, are under-insulated, so upgrades can make a big difference.

1. Seal Air Leaks First (Quick and Inexpensive DIY)

Air leaks account for significant energy loss. Focus on these common spots:

  • Doors and windows → Apply weatherstripping, caulk gaps, add door sweeps, or use draft stoppers.

  • Outlets, switches, and recessed lights → Install foam gaskets or airtight covers.

  • Pipes, wires, and vents → Use caulk or expanding foam.

  • Attic hatches and chimneys → Insulate and seal (e.g., chimney balloon if unused).These fixes are cheap (often under $50) and can be done in hours.

2. Insulate the Attic (Highest Impact Area)

Up to 25% of heat loss occurs through the roof. Add blown-in or batt insulation to reach recommended R-values (R-38 to R-60, depending on climate—check DOE guidelines). R-Value is the resistance to heat flow. Add Radiant barrier to keep HVAC cost down. DIY-friendly with rolled batts; hire pros for blown-in. Foam insulation seals and delivers almost twice the R-value. I can be installed in sheets or spayed as a coating. *It is also important to note that the attic and crawl spaces will need proper ventilation so don’t block air pathways.

3. Upgrade Wall Insulation

For existing walls, blown-in cellulose or foam (drill small holes, fill cavities, patch) is effective without major demolition. Newer homes may have cavity insulation; older ones often need upgrades.

Best done professionally.

4. Insulate Floors, Basement, or Crawl Space

Insulate over basements/crawl spaces or foundation walls to prevent cold floors and pipe freezing. You may need to insulate exposed pipes.

Use rigid foam or batts; add a vapor barrier for moisture control.

5. Other Easy Upgrades

  • Windows → Add storm windows, thermal curtains, or plastic film kits.

  • Pipes and water heater → Wrap with insulation jackets.

  • Make sure your HVAC system is working efficiently

  • Ducts → Seal and insulate if in unconditioned spaces.

Incentives (as of 2025)

Under the Energy Efficient Home Improvement Credit (via IRS Form 5695), claim 30% of costs for qualifying insulation and air sealing (up to $1,200 annually), plus other limits for doors/windows. This expires end of 2025—act soon! Check local rebates too.

Prioritize attic and sealing for quickest payback. For major work, consult professionals to ensure proper installation and avoid moisture issues.


 
 
 

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