Furnace Doctors

Professional Heat Pump Repair in Mercer Island, Washington

When your HVAC equipment stops keeping you comfortable, you need experienced professionals who can diagnose and correct the problem properly. Backed by more than 45 years of HVAC experience, Furnace Doctors delivers reliable heat pump repair in Mercer Island with factory-trained technicians and generations of practical expertise.

Call Today At (888) 414-4328 (HEAT)

Emergency Service Available

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About Us

Furnace Doctors was founded in 1986 as a family-owned and operated business, building on an HVAC tradition that began decades earlier. The family entered the industry in 1953, and that legacy continues today through second-generation ownership and active third-generation involvement. We’ve completed thousands of successful installations while building our business largely through referrals and long-standing customer relationships. From heating and air conditioning service to installation, repair, and maintenance, we’re your one-stop heating and air conditioning shop. We’ve always focused on what matters most: expert service, dependable equipment, skilled workmanship, and results designed for long-term performance. Learn More

Heating Services

Your heating equipment has to perform reliably when colder weather arrives. We install, repair, service, and maintain heating equipment with a focus on reliable operation and quality materials. From sudden heating failures to planned equipment upgrades, our experienced technicians can assess your system and recommend a practical solution.

Air Conditioning Services

As indoor temperatures rise, our technicians can help restore the dependable cooling your property needs. We service, repair, maintain, and install air conditioning equipment for homes and businesses. With experience across all makes and models, our trained technicians provide knowledgeable, professional attention to your cooling equipment.

HVAC Installation

Quality equipment matters, but proper design and skilled workmanship are equally important to a successful HVAC installation. Furnace Doctors uses high-quality materials and equipment and has completed thousands of successful installations. Our in-house and mobile custom sheet metal capabilities give us additional control over installation fit, workmanship, and performance.

HVAC Maintenance & Repair

Minor HVAC problems can turn into much bigger headaches when left unresolved. We provide experienced repairs and ongoing maintenance to help keep HVAC equipment performing properly. With an on-call department offering after-hours service, Furnace Doctors can provide experienced assistance when problems occur outside normal business hours.

Why Choose Us

Furnace Doctors has stayed busy for decades without depending on costly television or radio advertising. Our reputation has been built through quality work and customers recommending us to others. We don’t subcontract any phase of our work, giving us greater control over quality from beginning to end. Factory-trained technicians, custom sheet metal fabrication, mobile fabrication capabilities, and an on-staff licensed electrician give us the resources to tackle complex work properly. With experienced staff members who have spent decades with our company, customers benefit from knowledge that only comes through years of hands-on HVAC work.

Furnace Doctors - servicing Mercer Island, Washington

Search No More for Heat Pump Repair in Mercer Island, WA

Furnace Doctors brings the resources and experience needed to handle HVAC needs that go well beyond basic repairs. Our combination of trained technicians, in-house workmanship, sheet metal fabrication, and electrical capabilities allows us to take a comprehensive approach. That matters when a project involves more than replacing one failed component.

From troubleshooting and maintenance to fabrication, electrical needs, replacement, and complete installations, our team applies decades of hands-on HVAC experience. Our focus is quality workmanship supported by materials and equipment chosen for dependable long-term performance.

Get in Touch Today

Your HVAC system plays too important a role in everyday comfort to trust it to guesswork. With 45-plus years of industry experience, factory-trained technicians, in-house resources, after-hours assistance, and generations of family knowledge, Furnace Doctors is prepared to help.

From unexpected system failures to preventive maintenance and planned replacements, our experienced team is ready to help. Contact Furnace Doctors today and put decades of hands-on heating and cooling experience to work for your property.

    
 
 
       Posted on Google  
   
   EK - Mad Kandi 
 July 8, 2026
 
 
  JJ and the team saved us!

Our unit completely stopped working on one of the hottest days and thankfully we were able to get these guys out same day, while other places told us next day.

Thank you!
  
 
      Posted on Google  
   
   SAMARTH SHETTY 
 June 17, 2026
 
 
  I had a great experience with Furnace Doctor.
Rhett arrived on time, quickly diagnosed the issue, added refrigerant, and had my AC running properly again in no time. He was professional, efficient, and explained what he was doing without trying to upsell unnecessary work. The whole process was smooth and stress-free.
  
 
      Posted on Google  
   
   S T 
 June 16, 2026
 
 
  Came same day - and fixed our central air conditioning had the needed part on em which was great.
  
 
      Posted on Google  
   
   Vinay N K 
 May 13, 2026
 
 
  Had a great experience with Furnace Doctors. Technician JJ was extremely knowledgeable and took a very systematic approach to troubleshooting and diagnosing our HVAC issue. He carefully checked all components, including temperatures, capacitor functioning, and coolant levels, and thoroughly tested the system after the repair to confirm everything was working properly. JJ explained the process clearly and was professional throughout the visit. Really appreciated the attention to detail and confidence in the work performed. Highly recommend! The poor ratings online did not reflect the experience I had.

Need Professional HVAC Help?

Furnace Doctors

Proudly Serving the Greater Seattle Area!

Auburn, WA 98002

furnacedoctorsinc@aol.com
(888) 414-4328