comfort and craftsmanship

Your most trusted radiant heat experts

Locally owned, Carlson Mechanical strives for 100% customer satisfaction whether we're installing your new multi-zone hydronic heat system, restoring turn-of-the-century steam heat or replacing your indirect water heater.

Radiant Heat Systems

With even natural heat, a radiant heat system (also called hot water or hydronic heat) is the most comfortable heat you could possibly have in your Seattle or Snohomish home.

Radiant heating systems are our specialty. We design, install, and repair all hydronic heat systems, even those we didn’t install.

Radiant heat

Custom Boiler Systems

Specializing in boiler work tailored to your system’s needs, we offer installation, repair, service, and troubleshooting for modern high-efficiency boilers to rare and exotic systems of yesteryear.

Go-to experts on all types of boilers, our plumbers work on all makes and models fixing what others can’t.

Boiler systems

Domestic Hot Water

You won’t have to worry about running out of hot water when you install an American-made Lochnivar Squire indirect water heater in your Seattle home.

Our plumbers install and replace indirect water heaters to keep your home or business in hot water.

Domestic hot water
Residential and commercial service
from Everett to Seattle and Snohomish.
Call today: 206-533-0685
bare feet on wood floor
Smiling family
Laughing baby in tub
Dog and girl on floor
The Reviews are in

Our clients say it best...

“Great people to work with!! Customer service at its best. Professional crew doing the job the best way possible at a fair price. Top notch for all of your heating needs!”

Bryan M.Seattle

“I can't say enough about the job that James and Arik did at our home. We had a gas meter installed at our home, and initially talked to Mark about converting a number of appliances to gas. Mark came up with a great plan, and we broke the project into a couple of phases.

Phase 1, our brand new on demand hot water system went in seamlessly. James and Arik were amazing! We can't wait for phase 2 and will look forward to working with Mark, James, and Arik on future projects!”

Emilie G.Seattle

“We’ve hired Carlson Mechanical on a number of occasions over the past several years. They have always resolved our issues professionally and promptly and in a quality manner. Not only are CM’s technicians courteous but they also take the time to fully clean up when the job is done.”

Lisa & Jon S.Seattle