The Best Insulation Contractors in Trenton, ND

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

#1

North Star Insulation

4.8
(95 reviews)
Verified

A leading regional insulation contractor known for high-quality spray foam and cellulose installations. They are frequently recommended for both new construction and retrofit projects, with a strong focus on improving home energy efficiency and comfort in North Dakota's harsh climate.

1320 2nd Ave W, Williston, ND 58801

Specialties & Features

Spray foam insulation
Blown-in cellulose
Energy efficiency audits

Business Information

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

Roughrider Insulation

4.6
(78 reviews)
Verified

A well-established local company with deep roots in the Williston Basin area. They offer a comprehensive range of insulation services and are recognized for their expertise in attic insulation upgrades and air sealing, which are critical for older homes in the region.

4617 11th Ave W, Williston, ND 58801

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal and replacement

Business Information

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

Insulate North

4.5
(62 reviews)
Verified

A specialized contractor focusing on modern insulation solutions for residential and light commercial properties. They are particularly noted for their work in basement, crawl space, and wall insulation, helping to create a fully sealed building envelope.

102 Main St, Williston, ND 58801 (Suite B)

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Spray foam insulation

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Trenton

The insulation market in and around Trenton, North Dakota, is characterized by high demand driven by the region's extreme continental climate, with very cold winters and hot summers, making energy efficiency a primary concern for homeowners. The market is moderately competitive, dominated by a handful of established, reputable contractors based in Williston, which serves as the economic and service center for Williams County and surrounding areas like Trenton. The average quality of service is high, as contractors must be well-versed in local building codes and the specific challenges of insulating homes against North Dakota's weather. Pricing is typically competitive but can be on the higher side for premium services like spray foam insulation. Homeowners should expect to pay a travel fee for service calls to Trenton, as it is a smaller community. There is a strong emphasis on services that address whole-home energy efficiency, such as air sealing and attic insulation, often supported by knowledge of available utility rebates from providers like Montana-Dakota Utilities.

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 Trenton regulations and climate

Frequently Asked Questions About Insulation in Trenton

Get answers to common questions about insulation services in Trenton, North Dakota.

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

For older homes in Trenton, air sealing combined with blown-in cellulose or fiberglass insulation in the attic is often the most cost-effective first step. This targets the largest source of heat loss. Given North Dakota's Zone 7 climate with very cold winters, achieving higher R-values (e.g., R-49 to R-60 for attics) is crucial for long-term energy savings, making the investment pay off faster through reduced heating bills.

2When is the best time of year to schedule insulation work in Trenton, ND?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for certain insulation materials and for allowing proper ventilation during installation. Scheduling in these off-peak seasons can also be easier than in the height of summer or the deep winter when demand for energy upgrades spikes due to extreme temperatures.

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

Insulation work must comply with the North Dakota State Building Code, which adopts the International Residential Code (IRC) with state amendments. This specifies minimum R-values for our climate zone. For rebates, check with Mountrail-Williams Electric Cooperative or other local utilities, as they often offer incentives for energy efficiency upgrades. Always ensure your contractor pulls the proper local permits from Williams County if required.

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

Look for licensed, insured contractors with specific experience in North Dakota's climate. Ask for local references in Trenton or nearby communities like Williston to verify their work on similar homes. A reputable provider should perform a thorough energy audit or inspection first, explain the recommended R-values for our region, and provide a detailed written estimate that includes air sealing.

5My house feels drafty even with insulation. What's the most common issue in this region?

The most common issue is air leakage, not just insufficient insulation. In Trenton's windy prairie climate, drafts seep through gaps around windows, doors, electrical outlets, and where the foundation meets the wood frame (the sill plate). A comprehensive approach that prioritizes air sealing before adding more insulation is critical. This stops the cold air infiltration that makes a home feel drafty and undermines the insulation's effectiveness.