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  • Indoor Air Quality & Airflow Experts

Professional Air Duct Cleaning, Repair & Installation in the East Bay & Greater Bay Area

North Star Heating & Cooling delivers expert ductwork sealing, cleaning, and custom installation services. We eliminate leaks, improve indoor air quality, and optimize your HVAC system’s energy efficiency.

Licensed Duct Specialists
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 19 reviews
  • About North Star Ductwork Services

Engineered Ductwork Solutions for Cleaner Air & Lower Energy Bills

Damaged or dirty ductwork forces your HVAC system to work harder, increasing energy bills and blowing allergens into your living space. At North Star Heating & Cooling, our certified technicians offer complete duct inspection, repair, sealing, and replacement services to keep your airflow pure and efficient.

Residential & Commercial Solutions

Custom duct design, duct sealing, and air quality maintenance for single-family homes, commercial buildings, and office spaces.

Precision Diagnostic Equipment

We utilize video camera inspections, pressure testing, and airflow meters to accurately detect air leaks and blockages.

  • Licensed & Air Duct Certified Specialists
  • Improved Airflow & Reduced Monthly Energy Costs
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925-481-5323

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  • Our Services

Specialized Air Duct & Vent Services

We provide targeted ductwork solutions that increase airflow efficiency, eliminate dust and mold spores, and reduce strain on your heating and cooling equipment.
Air Duct Cleaning & Sanitization

Air Duct Cleaning & Sanitization

Thorough removal of dust, allergens, pet dander, and debris using high-powered vacuum technology and eco-friendly sanitizers.

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Duct Leak Repair & Aeroseal Sealing

Duct Leak Repair & Aeroseal Sealing

Professional sealing of cracks, loose joints, and gaps to stop air loss, lower utility bills, and restore balanced temperature distribution.

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Custom Duct Installation & Replacement

Custom Duct Installation & Replacement

Design and installation of insulated, high-efficiency ductwork systems for home renovations and new constructions.

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Dryer Vent Cleaning & Inspection

Dryer Vent Cleaning & Inspection

Clearing lint buildup from dryer exhausts to prevent dangerous fire hazards and speed up laundry drying cycles.

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  • Same-Day Service Available
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  • Why Choose Us

Why Choose North Star for Your Ductwork Needs?

We don’t just patch ducts—we evaluate your entire airflow system to ensure healthy air quality, maximum HVAC efficiency, and lasting comfort.
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  • Experience HVAC Service You Can Trust
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Certified Ductwork Technicians

Fully trained and insured specialists in NADCA air duct cleaning standards and Aeroseal technology.

Comprehensive Airflow Diagnostics

Video inspections and airflow testing to give you a clear, visual diagnosis before any repair begins.

Energy-Saving Guarantee

Sealed and cleaned ductwork can increase your HVAC system efficiency by up to 30%.

Transparent, Upfront Pricing

Clear project quotes with no hidden fees or unexpected charges.

Need Fast And Reliable HVAC Service Today?

Our team is available 24/7 to handle urgent heating and cooling issues quickly and efficiently.

Need Any Help

925-481-5323

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  • Our Process

Our Proven 5-Step Ductwork Service Process

At North Star Heating & Cooling, we follow a streamlined process to ensure every ductwork service is handled efficiently and professionally. From booking to completion, our goal is to deliver a smooth,

Easy Inspection Booking

Schedule a convenient time online or via phone for a full ductwork assessment.

01

Video & Airflow Inspection

We insert diagnostic cameras into your ducts to locate leaks, mold, dust buildup, or disconnections.

02

Custom Service Plan & Quote

We present a clear breakdown of recommended cleaning, sealing, or replacement with upfront pricing.

03

Expert Cleaning or Repair

Technicians use HEPA-filtered vacuum systems and professional sealants to complete the work cleanly.

04

Airflow Verification & Sign-off

We perform post-service pressure testing to verify sealed air leaks and test clean air delivery.

05
  • Our Previous Works

See How We Deliver Comfort And Efficiency

Discover how North Star Heating & Cooling helps homes and businesses achieve better air quality with reliable ductwork services designed for long-lasting performance.

  • Real results, real comfort
  • Engineered for performance
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Whole-Home Air Duct Cleaning

Deep cleaning and allergen removal for a 3,000 sq ft residential property in the San Francisco Bay Area.

Commercial Duct Sealing & Insulation

Aeroseal duct sealing for an office building, reducing air leakage by 85%.

Custom Residential Duct Replacement

Replacement of collapsed, aging flexible ducts with rigid, high-R-value insulated ductwork.

Dryer Vent & Exhaust Cleaning

Commercial lint clearing and vent line restoration for a multi-unit residential complex.
  • Testimonials

Real Reviews from East Bay & Greater Bay Area Homeowners

We take pride in delivering reliable HVAC and ductwork solutions and exceptional customer service. Here’s what our satisfied clients have to say about their experience with North Star.

Rated 4.9/5 by 5,000+ customers
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Michael Thompson

We've used North Star for ductwork maintenance across several of our rental properties. Reliable scheduling, fair quotes, and they always explain what's being done.

Michael Thompson

Property Manager

James Anderson

North Star inspected and sealed our leaky ductwork the same day we called—professional, honest pricing, and genuinely friendly technicians.

James Anderson

Homeowner

David Wilson

As a business owner, I need ductwork issues fixed fast with minimal disruption. North Star's team is always responsive, transparent about costs, and gets the job done right the first time.

David Wilson

Business Owner

Christopher Lee

Our office ductwork needed replacing and North Star had a crew out within a few hours. Fair price, clear communication, and it hasn't given us trouble since.

Christopher Lee

Business Owner

  • Our Blogs

Air Quality & Ductwork Insights

Stay informed with the latest HVAC and ductwork tips, maintenance advice, and energy-saving strategies from the North Star experts.

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