The Best Insulation Contractors in Franklin, WI

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

#1

Energy Services of Wisconsin

4.8
(180 reviews)
Verified

A highly-rated, full-service insulation and energy efficiency contractor. They are known for their professionalism, detailed energy audits, and expertise in high-performance spray foam and blown-in insulation. They strongly emphasize air sealing to maximize the effectiveness of their insulation work.

3452 W Rawson Ave, Franklin, WI 53132

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Wisconsin Home Improvement

4.7
(220 reviews)
Verified

A well-established contractor with a strong focus on comprehensive home insulation solutions. They receive consistent praise for attic insulation upgrades and insulation removal/replacement projects. They are knowledgeable about local utility rebates and building codes.

8871 S 68th St, Franklin, WI 53132

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Blown-in insulation installation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Allstar Home Services

4.6
(150 reviews)
Verified

This provider offers a wide range of exterior and interior home services, with a dedicated and highly-regarded insulation division. They are a go-to for basement and crawl space encapsulation and insulation, in addition to standard attic and wall services.

5124 W Loomis Rd, Greenfield, WI 53220

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in Franklin

The insulation market in Franklin, WI, is competitive and served by a mix of specialized insulation contractors and broader home improvement companies. The quality is generally high, with several providers holding certifications from manufacturers like Owens Corning and Icynene, indicating advanced training. As a Milwaukee suburb with a range of housing stock from older homes to new construction, there is consistent demand for insulation upgrades driven by both comfort and energy cost concerns. Competition is robust but not oversaturated, leading to fair market pricing. Homeowners can expect a typical attic blown-in insulation project (R-49 to R-60) to range from **$1,500 to $3,500**, while spray foam insulation is a premium service, often costing **$3,500 to $7,500+** for an entire attic. A significant factor in the local market is the availability of rebates and financing through Focus on Energy, Wisconsin's energy efficiency program, which most top-tier contractors are well-versed in and can help customers navigate.

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 Franklin regulations and climate

Frequently Asked Questions About Insulation in Franklin

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

1What is the recommended R-value for attic insulation in Franklin, and why is it important for our climate?

For Franklin's cold Wisconsin climate, the U.S. Department of Energy recommends an attic R-value of R49 to R60. This high level of insulation is crucial to combat our harsh winters, significantly reducing heat loss through the roof, lowering heating bills, and preventing ice dams—a common issue caused by uneven roof temperatures in our region.

2How much does it typically cost to insulate an attic or walls in Franklin, WI?

Costs vary based on home size, insulation type, and existing conditions, but Franklin homeowners can expect to pay between $1,500 to $4,500 for a full attic blown-in insulation project. Wall insulation is more variable. Always get multiple local estimates, as Wisconsin's Focus on Energy program often offers rebates that can offset 10-25% of the project cost for qualifying materials and contractors.

3When is the best time of year to schedule insulation work in Franklin?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer moderate temperatures, allowing contractors to work effectively in your attic without extreme heat or cold. Scheduling during these shoulder seasons also ensures your home is fully prepared before the peak heating season begins, which is critical for Wisconsin winters.

4What should I look for when choosing an insulation contractor in the Franklin area?

Prioritize local, licensed, and insured contractors with proven experience in Wisconsin homes. Verify they are certified by manufacturers like Owens Corning or CertainTeed. A reputable Franklin contractor should perform a thorough energy audit, understand local building codes, and clearly explain how their solution addresses our specific climate challenges, such as moisture control for humid summers and air sealing for windy winters.

5My house feels drafty in winter. Should I add more insulation or address air sealing first?

In Franklin, air sealing is almost always the critical first step. Adding insulation on top of significant air leaks is inefficient, as drafts will bypass it, wasting energy and potentially causing moisture issues within walls. A professional assessment will target leaks around windows, doors, and penetrations in the attic floor—common in older Wisconsin homes—before adding or upgrading insulation to recommended R-values.