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Top Furnace Installation & Replacement Contractors in Redmond, Washington Ranked
Ensuring your Redmond home has a reliable and efficient heating system is essential for comfort during the Pacific Northwest's damp, chilly winters. Whether you're facing a sudden breakdown or planning an upgrade for better energy savings, understanding your options for furnace installation and replacement is the first step. This guide will help you navigate the types of systems available, local considerations, the professional installation process, and how to find qualified heating experts in your area.

Pearce Heating & A/C
18844 NE 84th St, Redmond, WA 98053
Pearce Heating & A/C is a comprehensive HVAC and electrical service provider based in Seattle, WA. They serve the Eastside and King County areas, including Redmond, Bellevue, and Kirkland. Their services include installation, repair, and maintenance of heating, air conditioning, and heat pump systems, along with indoor air quality solutions such as air purifiers and humidifiers. Pearce Heating & A/C also offers professional electrical services including panel upgrades and rewiring. With decades of experience, their technicians are certified to work with all major HVAC brands and models. The company emphasizes personalized service by assigning consistent technicians and maintaining direct owner involvement to ensure quality and customer satisfaction.

Columbia Heating & Air
6811 S 204th St, Kent, WA 98032
Columbia Heating & Air is an HVAC contractor based in Seattle, WA, serving King and Pierce counties. Founded in 1969, the company specializes in residential heating and cooling services including installation and repair of gas heating, air conditioning, heat pumps, ductless mini splits, and indoor air quality systems. They employ licensed and certified technicians and have been recognized as an A-Plus™ dealer by a leading manufacturer. Columbia Heating & Air offers evening and weekend service options for added convenience.

All Climate Heating & Air Conditioning
22313 70th Ave W Suite L7C, Mountlake Terrace, WA 98043
All Climate Heating & Air Conditioning is a family-owned HVAC company serving Seattle, WA, and the Greater Eastside areas since 1993. They provide a full range of heating and cooling services, including installation, repair, maintenance, and duct cleaning. As a Bryant authorized dealer, they offer energy-efficient heating and cooling equipment and employ NATE-certified technicians to ensure expert service. The company emphasizes careful workmanship and adherence to all codes and standards, with a lifetime workmanship warranty and extended factory warranties available on most equipment.

AAA Heating & Air Conditioning
4150 Lind Ave SW, Renton, WA 98057
AAA Heating & Air Conditioning is a local HVAC contractor serving Seattle, WA, and the surrounding Puget Sound area. They offer a wide range of heating and cooling services including installation, repair, and maintenance for air conditioners, furnaces, heat pumps, and boilers. The company also provides indoor air quality services such as duct cleaning and duct sealing to help improve home air quality. With over 30 years of experience since 1989, AAA Heating & Air Conditioning is equipped to handle common repairs efficiently with fully stocked trucks and offers 24/7 emergency service for air conditioning issues.

Greenwood Heating and Home Services
14027 Interurban Ave S, Tukwila, WA 98168
Greenwood Heating and Home Services is a full-service heating, air conditioning, electrical, and plumbing company based in Seattle, WA. Serving the Seattle area since 1921, they offer a wide range of home service repair and replacement solutions including air conditioner and furnace repair and installation, ductless mini-split systems, HVAC tune-ups, plumbing services, and electrical work. Their capabilities include factory scheduled maintenance and installation of backup generators, supporting homeowners with reliable and professional home system upgrades.
Understanding Your Heating System Options in Redmond
Choosing the right heating system for your home involves balancing upfront cost, operating efficiency, and compatibility with your existing infrastructure. The climate and local energy incentives in Redmond make certain options particularly advantageous.
Natural Gas Furnaces
For homes with an existing natural gas line, a gas furnace remains a popular choice for its ability to deliver fast, high-intensity heat. Modern high-efficiency models (with an Annual Fuel Utilization Efficiency, or AFUE, of 90% or higher) are highly recommended to maximize fuel use and combat the region's winter chill effectively 1 2. While they have a higher initial cost than standard-efficiency units, they can lead to significant savings on utility bills over time.
Electric Furnaces and Heat Pumps
In homes without access to natural gas, electric furnaces are a common solution. They are generally quieter, have lower upfront installation costs, and eliminate combustion safety concerns 3 4. However, for the Redmond climate, a heat pump is often the most recommended electric option. These systems provide both heating and cooling from one unit and are exceptionally energy-efficient, using roughly one-third the energy of traditional electric resistance heating 5. Given Washington state's push toward electrification and cleaner energy, heat pumps are a future-proof investment.
Advanced System Features
Today's heating systems offer features that go beyond basic warmth:
- Variable-Speed or Two-Stage Furnaces: These models adjust their output to match the heating demand, providing more consistent temperatures and better air circulation. This is ideal for managing the damp, cool atmosphere common in Redmond, as it helps reduce humidity and eliminate cold spots.
- Dual-Fuel Systems: These combine a gas furnace with a heat pump. The heat pump handles moderate heating needs efficiently, while the furnace takes over during extreme cold snaps, offering an optimal balance of efficiency and powerful heating capacity.
Key Local Factors for Redmond Homeowners
Installing a new heater isn't just about the unit itself. Several regional factors will influence your decision and the installation process.
Climate and Home Performance
Redmond's winters are characterized more by persistent dampness and humidity than by extreme cold. This "wet cold" can feel more penetrating, making a properly sized and robust heating system crucial. An assessment of your home's insulation, air sealing, and ductwork is a vital first step in any installation to ensure the new system operates efficiently and effectively 6.
Energy Efficiency Rebates and Codes
Redmond actively encourages energy-efficient upgrades. The Energy Smart Eastside program offers significant rebates for installing qualifying heat pumps, and these can often be combined with federal tax credits for even greater savings. Furthermore, Washington state has adopted nation-leading energy codes that, as of July 2023, require heat pumps for most new residential construction, signaling a clear shift away from sole reliance on fossil fuels 7 8.
Permitting and Regulations
All mechanical work, including furnace installation or replacement, requires a permit from the City of Redmond 9. A reputable, licensed contractor will handle this permitting process for you, ensuring the installation meets all local safety and building codes. This step is non-negotiable for your safety and the legality of the work.
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The Professional Installation Process: What to Expect
A professional furnace replacement is a detailed, multi-step process designed for safety, efficiency, and long-term reliability. Here's what typically happens from start to finish 10 11 12:
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Comprehensive Home Assessment: A technician will evaluate your home's heating needs. This includes calculating the required heating capacity (based on square footage, window quality, and insulation), inspecting existing ductwork for leaks or damage, and checking the condition of gas lines or electrical service.
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Safe Removal and Disposal: The old, inefficient, or non-functioning furnace is carefully disconnected, removed, and prepared for proper disposal or recycling according to local regulations.
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Precision Installation: The new furnace is positioned and secured. This stage may involve installing new vent piping (especially when upgrading to a high-efficiency gas furnace), running new gas or electrical lines if needed, and integrating the unit with your existing ductwork or air handler.
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System Calibration and Testing: Once physically installed, the system is powered on and meticulously tested. The technician will check for proper gas pressure (if applicable), electrical connections, airflow, temperature rise, and safety controls like the carbon monoxide detector. They will also often perform a ductwork leak test to ensure optimal efficiency 13.
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Final Walkthrough and Education: The installer will review the system's operation with you, explaining how to use the thermostat (especially if it's a new smart model), change the air filter, and understand basic maintenance schedules.
Understanding Investment and Cost Factors
The cost of a new heating system in Redmond varies widely based on the system type, home size, and complexity of the installation. Here is a general overview of what homeowners might expect 14 15 16:
- Standard Gas Furnace (80% AFUE): Starting around $6,000 + tax.
- High-Efficiency Gas Furnace (90%+ AFUE): $7,000 - $15,000+.
- Electric Furnace or Ductless Heat Pump System: $3,000 - $12,000+, depending on whether it's a single-zone mini-split or a whole-home solution.
- Full HVAC System Replacement (Furnace + Air Conditioner): $5,000 to over $11,000.
Important Note: These are base estimates. The final price can be significantly affected by necessary ancillary work, such as installing new ductwork, upgrading an electrical panel, or modifying gas lines 17. Always request a detailed, written estimate that breaks down equipment, labor, and any potential additional costs.
Finding the Right Heating Professional
Your choice of contractor is as important as your choice of equipment. Look for a licensed, insured, and bonded professional with strong local references in Redmond. They should be familiar with Energy Smart Eastside rebates, City of Redmond permitting, and the specific challenges of installing heating systems in Pacific Northwest homes. A trustworthy expert will provide a clear, detailed proposal, answer all your questions, and prioritize your home's safety and comfort.
Frequently asked questions
Sources
Footnotes
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Energy Smart Eastside | Redmond, WA - https://www.redmond.gov/1771/Energy-Smart-Eastside ↩
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Furnace Replacement in Redmond, WA | Gas & Electric - https://homecomfortalliance.com/heating-installation/furnace-replacement/redmond-wa/ ↩
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What Are The Different Types Of Furnaces? | HVAC, Heating - https://westernhvac.com/what-are-the-different-types-of-furnaces/ ↩
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The Different Types of Furnaces - Barnett Electric - https://barnettelectrical.com/types-of-furnaces/ ↩
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Types of HVAC Systems: A Guide for PNW Homes | PS Energy - https://ps.energy/types-of-hvac-systems-a-guide-for-pnw-homes/ ↩
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Heating and Cooling Solutions for the Pacific Northwest - https://servicepatriots.com/blog/heating-and-cooling-pacific-northwest/ ↩
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Washington Passes Nation-Leading Residential Energy Codes - https://www.cleanenergytransition.org/post/washington-passes-nation-leading-residential-energy-codes ↩
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Seattle Furnace Installation | Licensed Heating Technicians - https://www.nwmechanical.com/hvac-services/heating/heater-installation/ ↩
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Electrical/Mechanical/Plumbing Permit | Redmond, WA - https://www.redmond.gov/484/ElectricalMechanicalPlumbing-Permit ↩
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Professional Furnace Installation Steps | Central Heating - https://centralwashingtonheating.com/blog/steps-in-professional-furnace-installation ↩
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What to Expect During Your Furnace Installation Appointment | Bryant - https://callbryant.com/what-to-expect-during-your-furnace-installation-appointment/ ↩
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Furnace Replacement in Mount Vernon, WA - https://handysheating.com/furnace-replacement/ ↩
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Furnace Installation in Redmond, WA - https://www.greencityheatingandair.com/heating/furnace-installation-redmond-wa ↩
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2026 Furnace Replacement Cost Guide - Modernize - https://modernize.com/hvac/heating-repair-installation/furnace-cost ↩
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HVAC Installation & Replacement Cost in Washington State ... - https://residential.sunsetair.com/blog/hvac-installation-replacement-cost-washington-state-2025/ ↩
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HVAC Replacement Cost and Financing Guide - https://www.synchrony.com/blog/home/hvac-replacement-cost ↩
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How Much Does A New Residential HVAC System Cost → ... - https://essmwa.com/how-much-does-a-residential-hvac-system-cost/ ↩