The Best Insulation Contractors in Douglas, AK

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

#1

Arctic Insulation & Supply

4.7
(95 reviews)
Verified

A leading provider in Southeast Alaska, Arctic Insulation & Supply offers comprehensive insulation services for both residential and commercial properties. They are well-regarded for their expertise in spray foam and blown-in cellulose, and they provide energy audits to identify key areas for improvement. Their team is knowledgeable about the specific challenges of insulating homes in the cold, coastal climate of the Juneau/Douglas area.

5155 Commercial Blvd, Juneau, AK 99801

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

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

Southeast Alaska Insulation

4.5
(60 reviews)
Verified

Specializing in retrofitting existing homes, Southeast Alaska Insulation is a trusted contractor for attic insulation upgrades and air sealing services. They focus on improving home comfort and reducing heating costs, which is a significant concern for Douglas residents. They are known for their thoroughness and clean workmanship.

(Service-based; no public storefront, serves Juneau/Douglas)

Specialties & Features

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

Business Information

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

Juneau Builders Supply (JBS) - Contractor Services

4.3
(50 reviews)
Verified

While primarily a building materials supplier, JBS is a cornerstone of the local construction industry and provides contractor referral services. They have longstanding relationships with the most reputable and licensed insulation contractors in the region. For a homeowner in Douglas, starting at JBS ensures you get a vetted professional who understands local codes and has access to quality materials.

5600 Glacier Hwy, Juneau, AK 99801

Specialties & Features

Contractor referral for wall insulation
Basement and crawl space insulation
Professional installation services

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Douglas

The insulation market in Douglas, Alaska, is intrinsically linked to the larger Juneau market. The competition level is moderate, with a handful of specialized contractors and several general contractors who also perform insulation work. The quality of service is generally high, as contractors must be well-versed in the strict building codes and extreme climate demands of Southeast Alaska. The market is driven by the high cost of energy, making energy efficiency upgrades a significant priority for homeowners. Typical pricing is above the national average due to the remote location, which increases the cost of materials and logistics. Factors such as the age of the home (many in Douglas are older) and accessibility challenges can also impact price. Homeowners should expect a premium for high-performance materials like spray foam. It is highly recommended to obtain multiple quotes and verify that any contractor is both licensed and insured with the State of Alaska. Many providers are also knowledgeable about potential local utility rebates for energy efficiency improvements.

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 Douglas regulations and climate

Frequently Asked Questions About Insulation in Douglas

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

1What is the most important factor to consider when choosing insulation for my home in Douglas, given the local climate?

The most critical factor is achieving a high R-value suitable for our subarctic climate. The U.S. Department of Energy recommends much higher insulation levels for Alaska (e.g., R-49 to R-60 for attics) compared to the lower 48. You must prioritize air sealing alongside insulation to combat Douglas's high winds and moisture, which can lead to ice dams and mold if warm, moist indoor air escapes into wall cavities or attics.

2How does the extreme seasonal weather in Douglas, AK, affect the timing and scheduling of insulation projects?

The short summer and fall (roughly May through September) is the ideal and often busiest window for exterior work like re-siding with insulation or attic projects, as materials and workers can operate safely. Winter projects are typically limited to interior work, like blowing insulation into existing walls, but scheduling can be challenging and may incur weather-related premiums. Planning and booking several months in advance is highly recommended to secure a spot.

3Are there any local Douglas or Alaska-specific regulations or rebates for insulation upgrades I should know about?

Yes, the Alaska Housing Finance Corporation (AHFC) offers the Home Energy Rebate program, which provides significant cash rebates for homeowners who complete a certified energy rating and make qualifying improvements, including adding insulation to meet required R-values. Additionally, all work should comply with the Alaska Building Code, which has specific energy provisions, and using a contractor familiar with these requirements is essential.

4What should I look for when choosing a local insulation contractor in the Douglas/Juneau area?

Look for a contractor with proven experience in cold-climate construction and a deep understanding of moisture management for Southeast Alaska's wet, maritime environment. They should be familiar with AHFC rebate paperwork and able to provide references from local projects. Verify they are licensed, bonded, and insured in Alaska, and ask if they perform a blower door test for air sealing—a critical step often overlooked.

5My home feels drafty and has high heating bills. Is adding more insulation to my walls the first and only step I should take?

Not necessarily. The first step should be a professional energy assessment, which includes a blower door test to identify major air leaks (common around windows, doors, and penetrations). In Douglas's climate, air sealing is often more cost-effective initially and is required for insulation to perform properly. Your assessor can then recommend a targeted insulation plan, which may include walls, attic, rim joists, and crawl space, to comprehensively address heat loss.