The Best Insulation Contractors in Liberty Lake, WA

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

#1

Four Seasons Insulation

4.8
(180 reviews)
Verified

A highly reputable, family-owned and operated insulation contractor serving the Spokane area for over two decades. They are consistently praised for their professionalism, cleanliness, and expertise. They specialize in a comprehensive range of insulation solutions with a strong focus on energy efficiency and customer education.

1321 N Stanford Ln, Spokane Valley, WA 99206 (Serves Liberty Lake)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Crawl space encapsulation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Evergreen Home Energy

4.9
(90 reviews)
Verified

While not exclusively an insulation company, Evergreen Home Energy is a top-tier provider of whole-home energy efficiency solutions. They are Building Performance Institute (BPI) certified experts, meaning their approach is holistic. They excel at identifying the root causes of energy loss through advanced audits and then applying solutions like air sealing and insulation.

1324 S Grand Blvd, Spokane, WA 99202 (Serves Liberty Lake and the entire Inland Northwest)

Specialties & Features

Energy efficiency audits
Air sealing services
Insulation upgrades

Business Information

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

Insulate Spokane

4.7
(110 reviews)
Verified

A dedicated insulation contractor known for its responsive service and quality installation work. They focus specifically on insulation projects, from simple attic upgrades to complex new construction and retrofit jobs. Customers frequently mention their fair pricing and the crew's attention to detail.

Spokane Valley, WA 99206 (Serves Liberty Lake)

Specialties & Features

Attic insulation installation
Wall insulation services
Insulation removal and replacement

Business Information

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

Why These Are the Top Insulation Contractors in Liberty Lake

** The insulation market in Liberty Lake and the greater Spokane area is robust and competitive, characterized by a mix of long-standing local companies and specialized energy efficiency firms. The quality of service is generally high, with several providers holding relevant certifications (like BPI) and demonstrating deep knowledge of the specific climate challenges of the Inland Northwest, which experiences both hot summers and cold winters. Competition is healthy, which benefits consumers through competitive pricing and a focus on customer service. Homeowners in Liberty Lake are often proactive about energy efficiency, taking advantage of local rebates from utilities like Avista. Typical pricing for a standard attic blown-in cellulose insulation job can range from $1,500 to $3,500, while more complex spray foam applications or full-home retrofits can range from $5,000 to $15,000+. The top contractors distinguish themselves through comprehensive energy auditing, proper air sealing techniques, and expertise in accessing and insulating challenging areas like cathedral ceilings and crawl spaces.

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 Liberty Lake regulations and climate

Frequently Asked Questions About Insulation in Liberty Lake

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

1What are the most important insulation upgrades for Liberty Lake homes given our local climate?

For our climate with cold winters and hot, dry summers, the most impactful upgrades are typically attic insulation and air sealing. We recommend achieving at least R-49 in your attic with blown-in cellulose or fiberglass to retain heat in winter and keep out summer heat. Properly sealing air leaks around windows, doors, and penetrations is also critical to prevent drafts and moisture issues, which can be exacerbated by Spokane County's temperature swings.

2How much does insulation installation typically cost for a home in Liberty Lake?

Costs vary based on home size, material, and scope, but a typical attic insulation project in Liberty Lake ranges from $1,500 to $3,500. Regional material costs and Washington State sales tax apply. It's important to get a detailed, in-person estimate from a local provider, as many factors like attic accessibility and existing insulation condition can affect the final price. Homeowners should also inquire about available utility rebates from Avista Utilities, which can significantly offset costs.

3When is the best time of year to install or upgrade insulation in Liberty Lake?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather in the Inland Northwest, making it easier for contractors to work and for your home to be properly ventilated during installation. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating season of our cold, snowy winters.

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

Always verify the contractor is licensed, bonded, and insured in Washington State. Look for local experience and ask for references from projects in Liberty Lake or Spokane County, as they will understand specific building practices and climate challenges. A reputable provider should offer a free, detailed inspection and clearly explain their recommended R-values, materials, and compliance with Washington's energy codes.

5My home feels drafty in winter. Could my existing insulation be the problem, and what are common issues here?

Yes, draftiness often points to inadequate insulation or, more commonly, air leaks. In many Liberty Lake homes, especially older ones, common issues include insufficient attic insulation (below the recommended R-49), unsealed gaps around recessed lighting ("can lights") in ceilings, and poor sealing where walls meet the attic floor. Moisture from our winter climate can also compress or degrade old insulation, reducing its effectiveness. A professional energy audit can pinpoint these specific problems.