The Best Insulation Contractors in Keller, WA

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

#1

Koala Insulation of Spokane

4.8
(150 reviews)
Verified

A leading regional provider known for its comprehensive approach to home performance. They specialize in a wide range of insulation solutions and emphasize energy efficiency through detailed assessments and air sealing. Their service area explicitly includes all of Eastern Washington, making them a prime candidate for Keller projects.

511 S. Helena St., Spokane, WA 99202 (Primary office serving the region)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Energy efficiency audits

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Standard Insulation Inc.

4.7
(110 reviews)
Verified

A well-established, family-owned contractor with a strong reputation across the Inland Northwest. They have extensive experience with both residential and commercial projects and are known for their professional crews and knowledge of local building codes and rebate programs.

911 N. Fancher Rd., Spokane, WA 99212

Specialties & Features

Batt and blown-in insulation
Insulation removal and replacement
Crawl space and basement insulation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Ridgeline Energy Solutions

4.6
(90 reviews)
Verified

While based further south, this company is a key player in Washington's energy efficiency sector, often working on projects that qualify for utility rebates. They focus on whole-home performance, making them an excellent choice for comprehensive upgrades that include air sealing and advanced insulation techniques.

114 S. 2nd Ave., Walla Walla, WA 99362 (Serves Eastern WA)

Specialties & Features

Energy efficiency audits
Air sealing services
Dense-pack wall insulation

Business Information

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

Why These Are the Top Insulation Contractors in Keller

** The insulation market for a rural community like Keller, Washington, is characterized by a reliance on regional contractors from larger hubs like Spokane. There are unlikely to be any dedicated insulation companies physically located within Keller itself. The competition level is moderate but specialized; homeowners have access to several highly-qualified providers, but scheduling may be subject to travel logistics. The average quality of service from the top regional providers is very high, as they must adhere to strict state licensing and building codes and often hold advanced certifications (like BPI) to perform energy audits and qualify homes for rebates from utilities like Avista. Typical pricing is competitive but can be higher than state averages due to the travel distance involved. Homeowners should expect to pay a premium for mobilization to remote locations, but this is offset by the expertise and long-term energy savings. Common projects in the region include upgrading old, under-performing attic insulation, insulating crawl spaces to protect against harsh winters, and dense-packing empty wall cavities in older homes to improve comfort and efficiency. Many of these services can be partially offset by local utility rebate programs, which the leading contractors are well-versed in navigating.

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 Keller regulations and climate

Frequently Asked Questions About Insulation in Keller

Get answers to common questions about insulation services in Keller, Washington.

1What are the most important types of insulation for my Keller home, considering the local climate?

Given Keller's climate with cold, snowy winters and warm, dry summers, a focus on high-performance air sealing and attic insulation is critical. We recommend achieving at least R-49 in your attic (typically with blown-in cellulose or fiberglass) to retain heat in winter and keep out summer heat. Properly insulating and sealing basement or crawl space walls is also vital to prevent cold floors and moisture issues common in our region.

2How does the timing of insulation work in Keller, and is there a best season for it?

Insulation can be installed year-round, but the ideal times are late spring and early fall. These periods typically offer mild, dry weather, which is important for projects like attic work or exterior foam board installation. Winter installations are possible but can be complicated by snow and ice, while mid-summer attic work can be extremely uncomfortable for crews due to high temperatures.

3Are there any local rebates or incentives for insulation upgrades in Keller, WA?

Yes, homeowners in Keller should explore incentives from the State of Washington and local utilities. Avista Utilities, which serves the area, often offers rebates for adding insulation to attics, floors, and walls. Additionally, you may qualify for federal tax credits for certain energy-efficient improvements. A reputable local installer will be familiar with the current programs and can help you navigate the application process.

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

Always verify the contractor is licensed, bonded, and insured to work in Washington State. Look for local experience, as they will understand specific challenges like insulating against our wind-driven rain and temperature swings. Ask for references from nearby projects and ensure they perform a thorough energy audit or assessment before providing a quote, rather than giving a generic price over the phone.

5My home feels drafty in winter. Is adding more insulation always the best first step?

Not necessarily. For older homes in Keller, air sealing is often the most cost-effective first step. Gaps, cracks, and leaks around windows, doors, and penetrations can let in cold air and negate the benefits of insulation. A professional assessment will identify these air leakage points. Combining comprehensive air sealing with the correct insulation levels (as per Washington's energy code) is the proven strategy for comfort and efficiency here.