The Best Insulation Contractors in Millbrae, CA

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

#1

Attic Pros

4.9
(280 reviews)
Verified

Attic Pros is a highly specialized, top-rated company focusing exclusively on attic and insulation services. They are renowned for their meticulous attention to detail, particularly in air sealing, which maximizes the effectiveness of their insulation installations. They are a go-to provider for energy efficiency upgrades in the Peninsula area.

1700 S Amphlett Blvd Suite 140, San Mateo, CA 94402 (Serves Millbrae)

Specialties & Features

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

Business Information

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

Pacific Coast Insulation

4.8
(150 reviews)
Verified

A well-established and family-owned contractor, Pacific Coast Insulation offers a comprehensive suite of insulation services for both residential and commercial properties. They are known for their professionalism, expertise in various insulation types (including spray foam and blown-in), and their knowledge of local rebate programs.

1850 Leslie St, San Mateo, CA 94403 (Serves Millbrae)

Specialties & Features

Spray foam insulation
Blown-in insulation installation
Wall insulation services

Business Information

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

Eco Attic Systems

4.7
(90 reviews)
Verified

Eco Attic Systems emphasizes eco-friendly and health-conscious insulation solutions, often using materials like cellulose and fiberglass. They provide a full range of services from energy audits to complete insulation removal and replacement, with a strong focus on improving home health and efficiency.

1250 Aviation Ave Suite 200, San Jose, CA 95110 (Serves the greater Bay Area, including Millbrae)

Specialties & Features

Insulation removal and replacement
Energy efficiency audits
Basement and crawl space insulation

Business Information

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

Why These Are the Top Insulation Contractors in Millbrae

The insulation market in Millbrae is characterized by high demand driven by the city's mix of older housing stock (many homes built mid-20th century) and a population that is highly conscious of energy costs and environmental impact. The competition is moderate, with a handful of highly specialized local contractors and many larger Bay Area companies vying for business. The average quality of service is very high, as contractors must meet strict California Title 24 energy codes and homeowner expectations. Pricing is typically at a premium, reflective of the high cost of living and business operations in the Bay Area. A standard attic insulation project with blown-in cellulose can range from $2,500 to $5,500, while more complex spray foam installations or full-home retrofits can easily exceed $10,000. Homeowners are advised to seek multiple quotes and inquire about available rebates from programs like BayREN.

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 Millbrae regulations and climate

Frequently Asked Questions About Insulation in Millbrae

Get answers to common questions about insulation services in Millbrae, California.

1What are the most important insulation considerations for Millbrae's specific climate?

Millbrae's mild, coastal-Mediterranean climate means your primary goals are retaining heat during cool, foggy summers and maintaining comfort without over-relying on AC. Proper attic insulation is critical to combat radiant heat from the sun, while wall insulation helps manage the consistent, moderate temperatures. Given the marine layer and moisture, choosing insulation materials with good moisture resistance (like spray foam or certain batts) and ensuring proper attic ventilation are key to preventing mold and maximizing efficiency.

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

Costs in Millbrae are influenced by Bay Area labor rates and material choices. For a standard 1,500 sq ft attic, blown-in cellulose or fiberglass can range from $1,500 to $3,500, while spray foam can be $3,500 to $7,500+. Wall insulation is more variable. Always get itemized quotes that include R-value, material, and labor. Importantly, check for available rebates from Peninsula Clean Energy (San Mateo County's electricity provider) and state-wide programs like TECH Clean California, which can significantly offset costs for eligible upgrades.

3When is the best time of year to install insulation in Millbrae?

The ideal time is during our dry season, typically late spring through early fall (May to October), to avoid rain delays. However, scheduling in the shoulder seasons (spring or fall) can be easier as contractors are less busy than peak summer. Since Millbrae temperatures are moderate year-round, insulation can be installed any time, but planning ahead for the cooler, foggier summer months ensures your home is prepared for that unique Bay Area "summer chill."

4What should I look for when choosing a local insulation contractor?

Verify the contractor is licensed (California CSLB license, specifically for insulation), insured, and has strong local references in Millbrae or nearby Peninsula cities. They should be knowledgeable about Title 24 energy code requirements for our climate zone (Zone 3) and local building codes. Choose a provider who conducts a thorough energy assessment, discusses material options suited for our area, and clearly explains the rebate application process for local incentives.

5My home is older; do I need to worry about asbestos when adding insulation in Millbrae?

Yes, this is a common and serious concern for homes built before 1980 in Millbrae. Asbestos was commonly used in old insulation, pipe wrap, and siding. A reputable contractor will recommend an asbestos survey before disturbing any existing materials in attics or walls. They must follow strict California state regulations for testing and, if found, safe abatement by a certified specialist before new insulation can be installed. Never proceed without checking this first.