Maintenance | Repairs | Installations
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For nearly 40 years Northwest Mechanical has provided Seattle-area homeowners and businesses excellence in heating, cooling, solar and mechanical services.

We are expert in the design and installation of home ​Comfort Systems ​utilizing radiant floor heating and ductless split heating and cooling.  All of our systems are designed for energy efficiency and longevity and we provide a full range of services including;  system design, installation, service and repair. Our solid reputation has been built on superior customer service and our relentless pursuit of technological breakthroughs.

Your comfort is our concern

Radiant Heat


Seattle Boiler and Furnace Installation, Repair, Replacement, and Maintenance

Are you looking to repair or replace an oil furnace? Do you need help maintaining an older boiler or an expert who can help you decide about upgrading your home heat? That’s us. 

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Water Heaters

Stay Hot Longer

Outfit your home with a new hot water heater for long-lasting comfort and energy-efficiency. It's the right move for your family and for the planet. 

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Heat Pumps

Efficient, Affordable, and Flexible Heating and Cooling

Ductless is an increasingly popular option for Washington state residents. Between the low operating costs, the quick and easy operation, and extreme efficiency- it’s easy to see why. With the most thorough installation process backed by manufacturer standards, call the experts for yours today- call NWM. 

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Kitec Plumbing Replacement

Your resource for information and solutions to keep your home running smoothly after discovering you have Kitec piping. NW Mechanical played an integral role in the Kitec discovery, and continues to provide the best solution to avoid damage in Washington homes. 

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New Construction

Full System Design and Installation

Whether you’re planning a new commercial project or a multi-million dollar home, we have the design professionals and years of experience to complete complex systems professionally and with the most advanced solutions. From conception to installation, NWM is fully outfitted to take your design to realization. General contractors and architectural firms are constantly impressed with our level of communication and implementation, because that’s the NWM way. 


Solar Energy

Solar electric panels and solar thermal solutions provide smart, green energy and heating for your home and pool.

See how the numbers add up -- even in Seattle!

See Solar Energy

Our licensed and manufacturer-certified technicians are dedicated to customer care.

“I choose to work at NW Mechanical because the company consistently operates with the highest
level of standards in the area.

We use only the most reliable equipment, and everything we do
is for the benefit of our customers. ”

– NW Mechanical Service/Installation Technician, 

Brendan Brown 

Meet Northwest Mechanical

Service Partner Plan

starting at

$25 / month


$300 / year

price depends on equipment

  • annual scheduled maintenance
  • priority service
  • discounts
  • long-term relationship with  experienced technician
  • and more

“We have been a customer of NW Mechanical for the last 12 years.
They have never failed to give the highest level of service.

From the person who answers the phone to the professional technicians who have kept our
heating system  in top shape we say thank you for being so great to work with.”

Joseph M, Seattle, WA on Yelp

©2019 Northwest Mechanical