Proper wall insulation is a critical component of a high-performance, energy-efficient home. At Duerst Insulation, we help homeowners in Madison, Verona, Cross Plains, and Dane, WI dramatically improve indoor comfort and reduce energy costs by insulating exterior and interior walls with precision and care.

Energy-Efficient Wall Insulation Services in Madison, Verona, Cross Plains & Dane, WI

Garage wall with insulation, studs, and electrical outlets.

Why Wall Insulation Matters

Walls account for a significant portion of a home's thermal exchange. Without adequate insulation, your home loses heat in the winter and gains unwanted heat in the summer—forcing your HVAC system to work harder and driving up utility bills. By professionally insulating your walls, you’ll:


  • Retain heat in winter, reducing the need for excessive heating
  • Block external heat in summer, keeping interiors cooler
  • Lower your reliance on heating and cooling systems, cutting energy costs
  • Shrink your carbon footprint with improved energy efficiency

More Than Just Energy Savings

Wall insulation does more than regulate temperature—it also enhances the overall livability of your home:


  • Sound Control: Reduces noise transmission from outside and between interior rooms, creating a quieter, more serene environment.
  • Moisture Management: Helps prevent condensation and moisture intrusion that can lead to mold, mildew, and structural damage.
  • Air Quality & Durability: By limiting air infiltration and controlling humidity, insulation contributes to a healthier indoor environment and strengthens the integrity of your home over time.


When it comes to insulating your walls for maximum comfort and energy efficiency, we recommend two high-performance solutions: spray foam insulation and cellulose insulation. Each offers distinct advantages depending on your project goals and budget.

Our Top Recommendations: Spray Foam & Cellulose Wall Insulation

Interior of a room under construction, insulation between wooden beams and studs, a window, and a plastic sheet covering the ceiling.

Spray Foam Insulation - The Premium Standard

Spray foam is widely regarded as the gold standard in insulation technology. It provides:


  • Exceptional air and moisture sealing, protecting your home from drafts, humidity, and water intrusion
  • Superior R-value per inch, delivering unmatched thermal efficiency in tight wall cavities
  • Enhanced structural integrity, reinforcing wall strength and overall stability
  • Long-term energy savings, reducing heating and cooling costs over the life of the home



Spray foam is ideal for homeowners seeking the highest level of performance and long-term durability.

Wooden wall construction with insulation material in the cavity.

Cellulose Insulation – High Value,

Reliable Performance

For those seeking a more cost-effective solution without compromising quality, cellulose insulation offers:


  • Effective air, moisture, and sound control, enhancing comfort and reducing noise throughout the home
  • Better thermal performance than fiberglass, making it a smarter alternative for wall insulation
  • Strong overall value, with a competitive price point and proven reliability in a wide range of wall systems


Cellulose is an excellent choice for retrofit applications or energy upgrades where both performance and affordability matter.

Trust Duerst Insulation for Expert Wall Insulation Solutions

Whether you're choosing the high-performance efficiency of spray foam or the cost-effective reliability of cellulose, Duerst Insulation delivers the expertise and quality craftsmanship your home deserves. With a commitment to energy efficiency, long-term value, and customer satisfaction, we’re proud to be a trusted insulation provider for Madison, WI, and the surrounding communities.


Ready to improve comfort, lower energy costs, and add value to your home? Contact us today for a free consultation and discover how Duerst Insulation can help you create a comfortable, efficient, and healthier living environment for you and your family.