The Best Insulation Contractors in Carnation, WA

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

#1

Pacific Insulation Supply & Contracting

4.8
(180 reviews)
Verified

A highly-rated, locally-focused contractor known for comprehensive insulation services and energy efficiency solutions. They are praised for their professionalism, clear communication, and expertise in both new construction and retrofit projects. They handle everything from attic insulation and air sealing to complex spray foam applications.

34215 SE Redmond-Fall City Rd, Fall City, WA 98024 (Located just minutes from Carnation)

Specialties & Features

Spray foam insulation
Attic insulation and air sealing
Crawl space encapsulation

Business Information

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

The Sound Insulation Company

4.7
(150 reviews)
Verified

This company has built a strong reputation across King County for its focus on home performance and energy audits. They use diagnostic tools like blower door tests to identify air leaks and then provide targeted insulation and air sealing solutions to maximize comfort and reduce energy bills.

4200 148th Ave NE, Redmond, WA 98052 (Serves the entire Eastside, including Carnation)

Specialties & Features

Energy efficiency audits
Blown-in cellulose insulation
Insulation removal and replacement

Business Information

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

Evergreen Home Insulation

4.6
(90 reviews)
Verified

A reliable and well-established contractor known for quality workmanship and customer service. They offer a wide range of insulation types and are particularly adept at handling wall insulation (both blown-in and injection foam) and basement insulation projects for older homes common in the Carnation area.

7812 S 200th St, Kent, WA 98032 (Services the broader Puget Sound region, including Carnation)

Specialties & Features

Wall insulation services
Basement insulation
Blown-in fiberglass insulation

Business Information

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

Why These Are the Top Insulation Contractors in Carnation

** The insulation market in Carnation, WA, is characterized by high-quality, specialized contractors rather than a high volume of competition. Due to the city's rural and semi-rural character, with a mix of historic homes and newer constructions, the demand is for contractors who understand local climate challenges (damp, cool winters) and can navigate the specific needs of older building envelopes. The average quality of service is high, as the contractors who succeed in this market are those with proven expertise and strong reputations. Pricing is typically in line with the greater Seattle-Eastside region, which is at a premium. Homeowners can expect to pay between **$1.50 - $2.50 per square foot** for blown-in attic insulation, while spray foam projects can range from **$3.00 - $7.00+ per board foot** depending on the foam type and complexity. Energy audits typically cost **$300 - $600**. There is a strong emphasis on whole-home performance, and leading providers are well-versed in local energy rebates from utilities like Puget Sound Energy and Seattle City Light, which can significantly offset project costs.

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 Carnation regulations and climate

Frequently Asked Questions About Insulation in Carnation

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

1What are the most important insulation upgrades for Carnation's climate, and what R-values should I target?

For Carnation's cool, wet winters and mild summers, prioritizing attic insulation is most critical to prevent heat loss. We recommend targeting R-49 to R-60 for attic floors, which typically requires 16-20 inches of blown-in cellulose or fiberglass. Properly insulating basement rim joists and crawl spaces is also vital to combat moisture and drafts common in our region. These targets align with Washington State Energy Code recommendations for our climate zone.

2How does Carnation's rainy season impact the timing and type of insulation installation?

The prolonged wet season, from October through May, makes scheduling exterior projects like wall insulation (drill-and-fill) more challenging, as contractors need dry days to work safely and effectively. This often makes late summer and early fall the ideal time for such projects. For interior work like attics and basements, installation can proceed year-round, but proper moisture barriers and vapor retarders are especially crucial here to prevent mold in our humid environment.

3Are there any local rebates or incentives for insulation improvements in Carnation?

Yes, Carnation residents served by Puget Sound Energy (PSE) can access significant rebates through their Home Energy Assessment program, which includes incentives for adding insulation to attics, floors, and walls. Additionally, Washington State sales tax is waived on eligible energy-efficient insulation materials and labor. It's essential to use a certified contractor registered with these programs to ensure you qualify.

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

First, verify they are licensed, bonded, and insured in Washington State. Look for contractors experienced with the specific moisture challenges and older home stock common in Carnation and the Snoqualmie Valley. Ask for local references and ensure they conduct a thorough pre-installation assessment. A reputable provider will also help you navigate the PSE rebate process and understand local building code requirements.

5My older Carnation home feels drafty. Is adding insulation the first step, or should I do something else?

Insulation and air sealing are a package deal; you must address both. In older homes, air leaks around windows, doors, and penetrations can undermine even the best insulation. A professional energy audit or assessment is the recommended first step to identify the biggest sources of heat loss and moisture intrusion. This allows you to strategically air seal before adding new insulation, ensuring maximum comfort and efficiency for your investment.