The Best Insulation Contractors in Iowa City, IA

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

#1

Energy Solutions Direct

4.8
(180 reviews)
Verified

A leading provider of comprehensive home energy efficiency solutions in Eastern Iowa. They are highly regarded for their professional energy audits and advanced insulation techniques, including spray foam and dense-pack cellulose. Their strength lies in a holistic approach to home performance, combining air sealing with insulation for maximum efficiency.

1030 Stevens Dr, Unit B, Iowa City, IA 52240

Specialties & Features

Energy Efficiency Audits
Spray Foam Insulation
Air Sealing

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

All Phase Insulation

4.7
(150 reviews)
Verified

A well-established contractor serving the residential and commercial markets in the Iowa City corridor. They offer a wide array of insulation services and are particularly noted for their expertise in both new construction and retrofit projects. Their team is knowledgeable about local building codes and available rebate programs.

2459 Scott Blvd SE, Suite D, Iowa City, IA 52240

Specialties & Features

Spray Foam Insulation
Blown-In Insulation
Basement and Crawl Space Insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Armor Insulation, Inc.

4.6
(90 reviews)
Verified

While based in a nearby suburb, Armor Insulation is a prominent and frequently recommended contractor for Iowa City projects. They specialize in modern insulation applications and removal services. They are praised for their clean work, professionalism, and effective solutions for improving home comfort.

1340 James St, Coralville, IA 52241 (Serves Iowa City)

Specialties & Features

Insulation Removal and Replacement
Blown-In Cellulose
Attic Insulation Upgrade

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Iowa City

** The insulation market in Iowa City is robust and competitive, driven by the region's extreme seasonal temperatures (hot, humid summers and cold winters) and a housing stock that includes many older homes in need of energy efficiency upgrades. The average quality of service is high, with several long-standing, reputable contractors holding professional certifications (like BPI) and deep knowledge of local climate challenges. Competition is strong but not oversaturated, with a clear distinction between general handymen and specialized insulation experts. Homeowners are increasingly seeking out comprehensive air sealing and performance testing alongside insulation. Typical pricing varies significantly by project scope and material; a basic attic blow-in with cellulose can range from $1,500-$3,000, while a full home spray foam application can be a $10,000+ investment. Many providers actively assist customers in navigating rebates from local utilities like MidAmerican Energy, adding significant value to their services.

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 Iowa City regulations and climate

Frequently Asked Questions About Insulation in Iowa City

Get answers to common questions about insulation services in Iowa City, Iowa.

1What are the most important types of insulation for my Iowa City home given our local climate?

For Iowa City's humid continental climate with hot summers and very cold winters, a balanced approach is key. Attic insulation (typically blown-in cellulose or fiberglass to achieve R-49 to R-60) is the top priority to prevent heat loss. Additionally, properly insulating basement rim joists and crawl spaces is critical to combat moisture and cold air infiltration from the ground, which are common issues in our region.

2When is the best time of year to schedule insulation work in Iowa City?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for projects like attic work where extreme summer heat can be dangerous for installers. Scheduling in these shoulder seasons also ensures your home is prepared before the severe winter cold sets in, and you'll find greater contractor availability compared to the peak summer rush.

3Are there any local rebates or incentives for insulation upgrades in Iowa City?

Yes, Iowa City homeowners should first check with MidAmerican Energy for their residential natural gas and electric efficiency rebates, which often include incentives for adding attic or wall insulation. It's also essential to inquire about the City of Iowa City's specific programs, as they may offer additional support or have requirements for historic homes in districts like Northside or Longfellow.

4How do I choose a reputable insulation contractor in the Iowa City area?

Always verify the contractor is licensed and insured in Iowa. Look for local companies with extensive experience in our climate who perform a detailed energy audit or assessment first. Ask for references from recent projects in Johnson County and check their standing with the Better Business Bureau, as a strong local reputation is crucial for reliable service and understanding regional building practices.

5My older home in Iowa City has drafty walls. Is blown-in insulation worth the cost, and will it damage my plaster or lath?

For many historic and older homes in Iowa City, dense-pack cellulose or fiberglass blown into wall cavities is an excellent solution to improve comfort and efficiency without major structural damage. A reputable contractor will use small, strategic entry holes (often from the exterior) that are easily patched. This method is highly effective for reducing the drafts common in pre-1950s construction while preserving the home's interior finishes.