The Best Insulation Contractors in Custer, MT

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

#1

Billings Insulation Company

4.8
(180 reviews)
Verified

A leading and highly-rated insulation contractor serving South Central Montana, including Yellowstone County and surrounding areas like Custer. They are known for comprehensive energy efficiency services, from audits to full installation. They are a certified installer for top brand insulation materials.

3413 1st Ave N, Billings, MT 59101 (Primary location serving Custer)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Energy efficiency audits

Business Information

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

Energy Efficient Solutions MT

4.7
(95 reviews)
Verified

This provider specializes in creating more comfortable and cost-effective homes through advanced insulation and air sealing techniques. They are particularly noted for their work on existing homes, tackling difficult attic and crawl space projects.

4520 Enterprise Ave, Billings, MT 59105

Specialties & Features

Air sealing services
Insulation removal and replacement
Basement and crawl space insulation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Big Sky Insulation

4.5
(70 reviews)
Verified

A well-established contractor offering a wide range of insulation services for both residential and commercial properties. They are praised for their professional crews and knowledge of local building codes, helping homeowners navigate potential rebates for energy-efficient upgrades.

5124 Midland Rd, Billings, MT 59101

Specialties & Features

Wall insulation services
Attic insulation installation
Foam board insulation

Business Information

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

Why These Are the Top Insulation Contractors in Custer

** The insulation market serving Custer, Montana, is characterized by a high dependence on contractors based in Billings, approximately a 45-minute to one-hour drive away. Due to the rural nature of Custer, there are no dedicated insulation companies physically located within the city itself. The competition level is moderate, with a handful of established Billings-based providers dominating the regional market. These companies are accustomed to serving a wide geographic area. The average quality of service is high, as the leading contractors are well-established, licensed, insured, and have built their reputations on professional service and customer satisfaction. Typical pricing is competitive with national averages but can be slightly higher for projects in Custer due to travel time and logistics. Homeowners should expect to invest in a professional energy audit first to identify the most cost-effective improvements, as the climate demands high-performance insulation for both winter heating and summer cooling efficiency. Many of these providers are knowledgeable about potential rebates from state energy programs or utility companies.

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 Custer regulations and climate

Frequently Asked Questions About Insulation in Custer

Get answers to common questions about insulation services in Custer, Montana.

1What is the most important type of insulation for my home in Custer given the local climate?

For Custer's harsh Montana winters with temperatures often well below freezing, attic insulation is the most critical and cost-effective upgrade. Properly insulating your attic to at least R-49 (about 16-18 inches of blown-in cellulose or fiberglass) creates a thermal barrier that prevents heat from escaping through your roof, which is the primary source of heat loss. This directly combats our high heating bills and improves comfort during cold snaps and windy conditions common in the region.

2Are there specific times of year that are best for installing insulation in Custer?

The ideal time is late summer through early fall (August to October), before the severe winter cold sets in. This allows contractors to work efficiently in your attic or crawlspace without extreme heat, and ensures your home is sealed and ready before the first major freeze. While interior work can be done year-round, scheduling in this window is highly recommended to secure availability with local providers before their busy pre-winter rush.

3How do Montana's building codes or energy programs affect insulation choices and costs in Custer?

Montana has state-wide energy codes (based on the International Energy Conservation Code) that set minimum R-value requirements for different parts of your home, which any professional installer will follow. Furthermore, homeowners in Custer may qualify for rebates or incentives through programs like NorthWestern Energy's Energy Efficiency Program, which can significantly offset the cost of adding insulation, especially in older homes. A reputable local contractor will be knowledgeable about these codes and available financial incentives.

4What should I look for when choosing an insulation contractor in the Custer area? **Question:** What should I look for when choosing an insulation contractor in the Custer area?

Prioritize local Montana-based contractors with proven experience in our climate. They should be licensed, insured, and provide a detailed written estimate that includes the specific R-values and materials proposed for each area of your home. Ask for local references and inquire about their experience with air sealing—a crucial companion to insulation—to prevent drafts and moisture issues common in our seasonal shifts.

5I'm concerned about moisture and mold with adding more insulation to my older Custer home. Is this a valid concern?

Yes, this is a very valid and important concern. In Montana's climate, where indoor humidity meets cold exterior surfaces, improper insulation can trap moisture and lead to mold or wood rot. The key is a comprehensive approach that includes a professional assessment of your attic's ventilation and the installation of proper vapor barriers or air sealing on the warm-in-winter side of the insulation. A qualified local installer will address these moisture management strategies as part of the job.