The Best Insulation Contractors in Spencer, WI

Compare the highest-rated insulation professionals in Spencer, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Koala Insulation of Central Wisconsin

4.8
(110 reviews)
Verified

A highly-rated, modern insulation contractor specializing in comprehensive home performance solutions. They emphasize education, energy efficiency, and using the right insulation type (blown-in, spray foam, batt) for each specific situation. Their service area explicitly includes Spencer and the surrounding Central WI region.

Services Spencer from their central location (Serves the area, not headquartered in Spencer)

Specialties & Features

Blown-in insulation
Insulation removal and replacement
Energy efficiency audits

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#2

D & D Home Services LLC

4.7
(80 reviews)
Verified

A well-regarded local contractor based in Marshfield, offering a wide range of services including insulation, roofing, and siding. They have a strong reputation for quality workmanship and customer service on residential projects, making them a reliable choice for attic and wall insulation upgrades.

409 S Oak Ave, Marshfield, WI 54449

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Air sealing services

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Superior Insulation Inc.

4.6
(90 reviews)
Verified

A dedicated insulation contractor serving a wide area of Wisconsin from its Wausau headquarters. They have extensive experience with both new construction and retrofit projects, offering advanced solutions like spray foam alongside traditional methods. They are known for their expertise and professional crews.

5100 N Century Ave, Wausau, WI 54401

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
New construction insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Spencer

** The insulation market serving Spencer, Wisconsin, is characteristic of a rural area: there are no dedicated insulation contractors physically located within the village limits. Instead, the market is efficiently served by established regional contractors based in larger nearby hubs like Marshfield (15 miles away), Wausau (40 miles away), and the broader Central Wisconsin area. The competition level is moderate, with several reputable, long-standing companies vying for projects. The average quality of service is high, as these companies rely on strong reputations and word-of-mouth in a regional market. Homeowners in Spencer benefit from access to a full range of services, from basic blown-in attic insulation to advanced spray foam applications. Typical pricing is competitive but can be influenced by travel distance. It is standard practice for these companies to include travel costs in their free, in-home estimates. Homeowners are advised to seek multiple quotes and inquire about potential rebates from local utilities like Wisconsin Public Service (WPS) or Focus on Energy, which these contractors are typically well-versed in.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Spencer regulations and climate

Frequently Asked Questions About Insulation in Spencer

Get answers to common questions about insulation services in Spencer, Wisconsin.

1What is the most cost-effective type of insulation for my older home in Spencer, given our harsh winters?

For most older homes in Spencer, blown-in cellulose or fiberglass insulation in the attic is the most cost-effective first step. Spencer's climate requires high R-values (typically R-49 to R-60 for attics), and these materials provide excellent thermal performance and air sealing at a reasonable cost. Addressing the attic first often yields the quickest return on investment by reducing heat loss, which is critical for managing energy bills during our long, cold Wisconsin winters.

2When is the best time of year to schedule insulation work in Spencer, WI?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather which is crucial for proper installation and allows for adequate ventilation of the home afterward. Scheduling during these shoulder seasons also helps you avoid the peak summer and winter rush, ensuring better availability from local contractors and getting your home prepared before the intense heating season begins.

3Are there any specific local building codes or utility rebates in Spencer I should know about before insulating?

Yes, insulation work must comply with Wisconsin's Uniform Dwelling Code, which mandates specific minimum R-values for different parts of the home. Furthermore, you should check with Focus on Energy, Wisconsin's statewide energy efficiency program, which often offers rebates for adding insulation. Your local Spencer contractor should be familiar with both the codes and any current incentive programs to help you maximize savings.

4How do I choose a reliable insulation contractor in the Spencer area?

Look for a licensed, insured contractor with specific experience in Wisconsin's climate. Ask for local references in Spencer or nearby communities like Marshfield or Colby, and verify they perform a pre-installation energy assessment. A reputable provider will be knowledgeable about vapor barriers—a critical detail for our humid summers and cold winters—to prevent moisture issues within your walls.

5My house feels drafty. Should I add more insulation or is air sealing more important?

For a drafty home in Spencer, air sealing is almost always the priority and should be done *before* adding new insulation. Gaps, cracks, and leaks in the attic, basement, and around windows let our cold winter air in and warm air out, undermining even the best insulation. A professional assessment will identify these leaks; sealing them first ensures your new insulation performs at its maximum efficiency, providing comfort and energy savings year-round.