Expert Boiler Services in Bellingham, WA & Surrounding Areas
Trusted Boiler Installation, Replacement & Repair Since 1990
When your home or business needs reliable boiler services, Smith Mechanical delivers. For more than 35 years, we've provided expert boiler installation, replacement, and repair across Whatcom, Skagit, Island, and North Snohomish counties.
Whether you're dealing with an aging boiler, rising energy bills, or uneven heat throughout your property, our factory-trained technicians are ready to help—day or night.
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Boiler Services
Our Boiler Services
Smith Mechanical provides expert boiler installation, replacement, and repair for homes and businesses across Northwest Washington. From hydronic baseboards and radiant heat to commercial boilers, our factory-trained technicians keep your system running at peak efficiency.
Boiler Installation
Stay warm when it matters most. We repair, replace, and maintain furnaces, boilers, heat pumps, and ductless heating systems for homes and businesses across Whatcom, Skagit, Island, and North Snohomish counties.
System Design & Engineering
Every space is unique. Our custom HVAC and mechanical designs ensure maximum comfort, efficiency, and reliability — built specifically for your home or business needs.
Smith Mechanical
Heating
Heating Services
Keep your home warm and efficient all winter long with dependable heating services from Smith Mechanical. Our experts work with all major system types and provide fast, accurate solutions tailored to your space.
Heat Pump Services
We install, repair, and maintain high-efficiency heat pumps that deliver both heating and cooling in one system—ideal for year-round comfort in the Pacific Northwest.
Smith Mechanical
Cooling
Cooling Services
Stay cool and comfortable during warm Northwest summers with professional AC solutions from Smith Mechanical.
AC Maintenance & Tune-Ups
Regular maintenance improves efficiency, prevents breakdowns, and extends the life of your air conditioning system. Our tune-ups keep your cooling system running at peak performance.
Ductless Air Conditioning
Ductless mini-split systems offer flexible cooling, excellent efficiency, and quiet operation—ideal for homes without ductwork or for targeted room-by-room comfort.
IAQ
Indoor Air Quality (IAQ) Solutions
Clean indoor air is essential for comfort and health. Smith Mechanical offers professional IAQ products and services to improve your home’s air quality.
Whole-home air purifiers
Improve your home’s air quality with whole-home air purifiers that remove dust, allergens, odors, and airborne contaminants. Installed directly into your HVAC system for clean, healthy air throughout every room.
Media and HEPA Filtration
Upgrade your filtration with high-efficiency media or HEPA filters designed to trap fine particles, pollen, and pollutants. A simple way to dramatically improve indoor air quality and protect your HVAC system.
Humidifiers & Dehumidifiers
Balance your home’s humidity for better comfort and health. Our whole-home humidifiers and dehumidifiers reduce dryness, moisture problems, and allergens while improving overall indoor air comfort.
Ventilation Upgrades
Enhance airflow and reduce stagnant indoor air with professional ventilation solutions. From fresh air intakes to advanced mechanical ventilation systems, we help boost air quality and energy efficiency.
ABOUT US
We Are Available For 24/7 Emergency Service
Fast response times and fully licensed HVAC technicians ready to help — day or night.
Since 1990, Smith Mechanical has been the trusted HVAC and refrigeration company serving Northwest Washington. From Bellingham to Oak Harbor, our licensed technicians deliver reliable, around-the-clock service with honest work, expert care, and lasting solutions.
24/7 Emergency Service –
Day or night, our team is ready to restore your comfort fast.
Trusted Since 1990 –
Decades of proven experience in heating, cooling, and refrigeration across Northwest Washington.
Smith Mechanical 6146 Portal Way Ferndale, WA 98248
Email us :
service@smithmechanical.com
Call us :
360-384-3203
OUR OPERATION
That's How Do We Work
1
Book Online Or Give us a Call
2
We Identify the Problem
3
Our Professionals Arrives
4
We Solve Your Problem
ONLINE BOOKING
Professional HVAC Maintenance Will Save Time And Money
TESTIMONIALs
What Our Clients Say About Us
Our customers are at the heart of everything we do. From quick repairs to full system installations, homeowners and businesses across Northwest Washington trust Smith Mechanical for reliable service, honest communication, and results that last.
Installed new furnace in my home when the cold weather hit suddenly and my furnace was dead. Fantastic crew.. left everything spotless. Special thanks to Kristian for the referral and help getting everything done.
Leslie Ash
Jan 9,2020
Smith Mechanical installed a new furnace and did a fantastic job from start to the finish. The follow up was very will done. I would recomend the company to anyone who need this type of work.
Spiro Pappacostas
May 8, 2023
Fast, friendly, courteous respectful, reasonable rates
Clint Cagey
June 18, 2025
These guys are PROS! On time to every appointment, Zach and his crew did a top shelf job installing my new furnace and rehanging my broken ducting. The price was VERY reasonable, and the finished work is A+! Would recommend to ANYONE looking for honest work for an honest price.
Jake Waschke
May 1, 2018