The Best Insulation Contractors in Glennallen, AK

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

#1

Arctic Insulation & Supply

4.8
(120 reviews)
Verified

A leading provider of insulation solutions throughout Southcentral Alaska, including the Glennallen area. They are known for their expertise in cold-climate building science and offer a comprehensive range of products and professional installation services. They are a primary supplier for contractors and also work directly with homeowners.

1150 E. Arctic Ave, Palmer, AK 99645

Specialties & Features

Spray foam insulation
Blown-in insulation
Insulation supply
consultation

Business Information

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

Alaska Insulation

4.7
(90 reviews)
Verified

A well-established contractor based in the Mat-Su Valley with a strong reputation for energy efficiency upgrades and professional installation. They service a wide radius and have experience with the unique challenges of homes in the Interior and along the Glenn Highway corridor.

1955 E. Parks Hwy, Wasilla, AK 99654

Specialties & Features

Attic insulation upgrades
Insulation removal and replacement
Energy efficiency audits

Business Information

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

Polar Seal Insulation

4.6
(80 reviews)
Verified

A reputable insulation contractor from Fairbanks that serves communities along the Richardson Highway, including Delta Junction and Glennallen. They specialize in both residential and commercial projects and have deep expertise in achieving high R-values necessary for extreme Alaska winters.

1919 Phillips Field Rd, Fairbanks, AK 99701

Specialties & Features

Crawl space and basement insulation
Air sealing services
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in Glennallen

** The insulation market serving Glennallen, Alaska, is characterized by a high demand for quality work but a limited number of local, dedicated specialists. Due to the region's extreme sub-arctic climate, with very long, cold winters, the standard for insulation performance is significantly higher than in the contiguous United States. Proper installation and air sealing are not just about comfort but are critical for preventing freeze-ups, moisture damage, and exorbitant heating costs. * **Average Quality:** The quality of work from the top-tier contractors serving the area is generally very high, as they are well-versed in building science for cold climates. However, homeowners must be diligent, as the market also includes general handymen who may lack specialized training and equipment. * **Competition Level:** Competition is moderate but geographically dispersed. There are no major national chains; the market is dominated by established Alaskan companies from Palmer/Wasilla and Fairbanks. These companies are accustomed to traveling long distances for projects. * **Typical Pricing:** Pricing is premium due to several factors: the high cost of materials shipped to Alaska, significant travel time and fuel costs for crews, and the technical expertise required. Spray foam insulation is typically the most expensive option upfront but offers the highest R-value per inch and superior air sealing. Blown-in cellulose or fiberglass is a more common and cost-effective choice for attic retrofits. Homeowners should budget for a significant investment, with projects often ranging from several thousand to tens of thousands of dollars for a whole-home upgrade. It is highly recommended to seek multiple quotes and inquire about potential state or utility energy rebates.

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 Glennallen regulations and climate

Frequently Asked Questions About Insulation in Glennallen

Get answers to common questions about insulation services in Glennallen, Alaska.

1What R-value is recommended for attic insulation in Glennallen, and why is it so high compared to other states?

For Glennallen's extreme subarctic climate, the U.S. Department of Energy recommends attic insulation levels of R-49 to R-60. This is significantly higher than the R-30 to R-38 common in the lower 48 because our long, severe winters with temperatures routinely dropping below -20°F demand maximum thermal resistance to retain heat, reduce energy costs, and prevent ice dam formation on roofs.

2How does the seasonal timing of insulation work in Glennallen, and is it possible to get it done in winter?

The ideal time for exterior or major retrofit work is during the drier summer and early fall months. However, many interior insulation projects (like attic or crawlspace work) can be performed in winter by experienced local contractors who are equipped for cold-weather installations. Scheduling well in advance is critical due to the short working season and high demand before winter sets in.

3Are there any specific local building codes or considerations in the Glennallen/Copper River Valley area that affect insulation installation?

Yes, homes must be built to the Alaska Building Code, which includes strict energy efficiency and vapor barrier requirements for our climate zone. A critical local consideration is ensuring a continuous air and vapor barrier on the warm interior side of the insulation to prevent moisture from the living space from migrating into walls and condensing, which can lead to mold and rot.

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

Prioritize contractors with proven experience in cold-climate construction and ask for local references. They should be familiar with the challenges of permafrost, proper ventilation for moisture management, and sourcing materials suited for our conditions. Verify they are licensed, insured, and understand the specific energy rebates or programs available through Alaska Housing Finance Corporation (AHFC).

5My energy bills are extremely high in winter. Will adding more insulation make a significant difference, and what areas should I prioritize?

Absolutely. In an older Glennallen home, upgrading insulation is one of the most effective ways to reduce heating costs. The top priority is typically the attic, as heat rises and escapes there most readily. Next, focus on foundation walls or crawlspace floors, and then walls. A professional energy audit, sometimes subsidized by AHFC, can use a blower door test to identify your home's specific air leakage and insulation weak points.