4.9
White pixelated five-pointed star shape.White pixelated five-pointed star shape.White pixelated five-pointed star shape.White pixelated five-pointed star shape.White pixelated five-pointed star shape.
Based on Google reviews
24/7 Emergency Service
24/7 hours support
Reliable solutions for all your home needs.
HomeRight arrowServicesRight arrow

Furnace Replacement in Danville, CA

Get expert furnace replacement in Danville, CA. We provide energy-efficient furnace installations, ensuring your home stays warm. Schedule your free estimate today!

Furnace Replacement in Danville, CA

As the seasons change in Danville, ensuring your home remains a haven of warmth and comfort is essential. A reliable furnace is at the heart of this comfort, and when yours begins to falter, it's more than an inconvenience – it can impact your family's safety and your energy budget. At Stewart Heating, Plumbing & Air Conditioning, we specialize in providing reliable, energy-efficient furnace installations for Danville homes. With a legacy of serving Contra Costa County since 1974, we understand the specific heating needs of our local community, ensuring your new furnace delivers optimal performance and lasting peace of mind.

Signs Your Furnace Needs Replacement (vs. Repair)

Deciding whether to repair your existing furnace or invest in a new one can be a tough call. While minor issues can often be fixed, certain indicators suggest that replacement is the more economical and beneficial long-term solution. Here are the key signs that your furnace might be ready for an upgrade:

  1. Age of Your Furnace: Most furnaces have a lifespan of 15-20 years. If your unit is approaching or has exceeded this age, its efficiency likely significantly declines, and it becomes more prone to breakdowns.
  2. Frequent or Costly Repairs: Are you calling for furnace repair multiple times a year? If repair costs are piling up, especially if they exceed 50% of the cost of a new unit, replacement is often the smarter financial move.
  3. Rising Energy Bills: An aging or inefficient furnace works harder to heat your home, consuming more energy and leading to noticeable spikes in your utility bills. A new, high-efficiency model can significantly reduce these costs.
  4. Uneven Heating or Cold Spots: If some rooms are consistently warmer or colder than others, it could indicate that your furnace is no longer distributing heat effectively due to inefficiency or inadequate sizing.
  5. Strange Noises: Furnaces should operate relatively quietly. Banging, rattling, squealing, or whistling noises can signal serious mechanical problems, such as a failing motor, cracked heat exchanger, or worn-out components.
  6. Yellow Pilot Light or Soot: For gas furnaces, a healthy pilot light should be blue. A yellow flame or the presence of soot around the furnace indicates incomplete combustion, which can produce dangerous carbon monoxide. This is a serious safety concern that warrants immediate attention.
  7. Excessive Dust or Dryness: An old furnace can contribute to poor indoor air quality, circulating more dust or causing excessive dryness in your home, which can worsen allergies or respiratory issues.

If you observe any of these signs, it’s wise to have a professional assessment. Our experts can help you determine the most cost-effective and beneficial path forward for your Danville home.

The Stewart Furnace Replacement Process

At Stewart Heating, Plumbing & Air Conditioning, we believe in a transparent and seamless furnace replacement experience. Our comprehensive process ensures every step is handled with professionalism and precision, minimizing disruption to your daily life.

  1. Initial Consultation & Assessment: Our certified technicians begin with an on-site evaluation of your current heating system and conduct a thorough load calculation for your home. This ensures your new furnace is perfectly sized to meet your specific heating demands, avoiding both oversizing (wasting energy) and undersizing (insufficient heating).
  2. Personalized Recommendations: Based on our assessment, we’ll discuss various furnace types, efficiency ratings (AFUE), and top brands like Bryant. We'll present options tailored to your budget, energy efficiency goals, and comfort preferences, empowering you to make an informed decision.
  3. Transparent Pricing & Financing: You'll receive a detailed, upfront quote with no hidden fees, so you know exactly what to expect. We also offer flexible financing options to make your new furnace installation affordable. Additionally, we’ll help you navigate potential PG&E rebates that can further reduce your investment.
  4. Professional Installation: Our NATE-certified technicians meticulously remove your old unit and install your new furnace. We ensure proper sizing, secure connections, and inspect your existing ductwork for optimal performance. Most standard furnace replacements take approximately 4–8 hours and are often completed in a single day, minimizing your time without heat.
  5. System Testing & Calibration: After installation, we rigorously test your new furnace to ensure every component functions perfectly. We calibrate the system for optimal performance, safety, and energy efficiency, confirming it meets manufacturer specifications and local codes.
  6. Post-Installation Support: Our service extends beyond installation. We provide essential warranty information, offer maintenance tips to extend your furnace’s lifespan, and are always available for any follow-up questions or support you may need.

Choosing Your New Furnace: Types & Benefits

Modern furnaces offer incredible advancements in efficiency, comfort, and reliability. Understanding your options is key to making the best choice for your Danville home.

Types of Furnaces:

  1. Gas Furnaces: The most common type in California, gas furnaces are efficient and provide powerful, consistent heat. They are measured by their Annual Fuel Utilization Efficiency (AFUE) rating, with higher percentages indicating greater efficiency.
  2. Electric Furnaces: While less common for primary heating in our region due to higher operating costs, electric furnaces can be a suitable option in specific circumstances or as a backup to a heat pump.
  3. High-Efficiency Furnaces (Condensing Furnaces): These units boast AFUE ratings of 90% or higher, capturing additional heat from exhaust gases that standard furnaces release. They are an excellent choice for long-term energy savings and reduced environmental impact.
  4. Single-Stage Furnaces: Operate at full capacity whenever they run. They are generally more economical to purchase but can lead to temperature fluctuations.
  5. Two-Stage Furnaces: Offer two heating levels (high and low). They operate mostly on the lower setting, providing more consistent temperatures, better comfort, and greater efficiency.
  6. Modulating Furnaces: Provide the ultimate in comfort and efficiency by continually adjusting their heat output in small increments to match your home's exact heating needs.

Benefits of a New Furnace Installation:

  1. Significantly Lower Energy Bills: High-efficiency furnaces consume less fuel, translating to substantial savings on your monthly utility costs.
  2. Enhanced Home Comfort & Consistent Heating: Newer models provide more even heat distribution and precise temperature control, eliminating cold spots.
  3. Improved Indoor Air Quality: Many new furnaces can be integrated with advanced air filtration and purification systems, reducing allergens and pollutants in your home.
  4. Increased System Reliability & Fewer Breakdowns: A new furnace means fewer unexpected repair bills and consistent warmth throughout the heating season.
  5. Extended Lifespan & Strong Warranties: Modern furnaces are built to last, and new installations come with comprehensive manufacturer warranties, protecting your investment.
  6. Reduced Carbon Footprint: Choosing a high-efficiency model helps conserve natural resources and lowers your home's environmental impact.

Why Danville Homeowners Trust Stewart Heating, Plumbing & Air Conditioning

When it comes to something as vital as your home's heating, you need a partner you can trust. Stewart Heating, Plumbing & Air Conditioning has been the trusted choice for furnace replacement in Danville and across Contra Costa County since 1974.

  1. Local Expertise, Decades of Service: We are deeply rooted in this community, understanding the unique climate challenges and heating needs of Danville homes. Our 50 years of experience mean we’ve seen it all and know how to deliver solutions that work specifically for our area.
  2. Certified & Experienced Technicians: Our team consists of NATE-certified technicians who undergo continuous training to stay abreast of the latest heating technologies and installation best practices. Your home is in skilled hands.
  3. 100% Satisfaction Guarantee: We stand behind our work. Our commitment to your complete satisfaction means we're not happy until you are.
  4. Upfront Pricing: We believe in honest, transparent business. You’ll receive a clear, detailed quote before any work begins, so there are never any surprises. We focus on providing genuine value and high-quality service, not on negotiating prices. Our aim is to deliver the best solution for your home at a fair and transparent cost, backed by our expertise and guarantees.
  5. Flexible Financing Solutions: We offer various financing options to make investing in a new, efficient furnace accessible for every budget.
  6. Commitment to Quality: As a Bryant Factory Authorized Dealer, we install top-tier Bryant heating and air conditioning systems known for their reliability, efficiency, and performance. This partnership ensures you receive industry-leading products installed by expert technicians.
  7. Exceptional Customer Service: Our reputation is built on referrals because we prioritize customer satisfaction. We take the time to understand your needs and see your job through from start to finish. You can read our reviews to see why your neighbors love us!

Comfort, Efficiency, and Confidence in One Installation

A new furnace is more than a replacement—it’s an investment in your family’s comfort, energy savings, and safety. Let Stewart Heating, Plumbing & Air Conditioning help you choose the perfect system and provide a seamless installation experience that keeps your home warm and efficient for years to come. Contact us today to schedule your in-home consultation.

Frequently Asked Questions (FAQs)

How much does furnace replacement cost in Danville, CA?

The cost of furnace replacement in Danville varies depending on several factors, including the type of furnace (gas, electric), its size (BTUs), efficiency rating (AFUE), the complexity of the installation (e.g., ductwork modifications), and the specific brand you choose. We offer free, no-obligation estimates to provide you with an accurate quote tailored to your home’s specific needs.

Are furnace prices negotiable?

At Stewart Heating, Plumbing & Air Conditioning, we provide transparent, upfront pricing that reflects the true value of our quality equipment, expert installation, and comprehensive service. While our prices are not typically negotiable, we often have specials and promotions available. We also offer flexible financing options and can help you identify any available PG&E rebates to ensure your new furnace is as affordable as possible. Our focus is on delivering exceptional value and a long-lasting, efficient heating solution.

How long does a furnace replacement take?

Most standard furnace replacements can be completed in a single day, typically taking between 4 to 8 hours. The exact time can vary depending on the complexity of the installation, whether ductwork modifications are needed, and the specific type of furnace being installed.

What size furnace do I need for my Danville home?

Furnace size is measured in BTUs (British Thermal Units). An accurate load calculation, which considers your home's square footage, insulation levels, window efficiency, and local climate, is crucial for determining the correct size. Our technicians perform this calculation to ensure your new furnace is perfectly sized for optimal comfort and efficiency.

What are the benefits of a high-efficiency furnace?

High-efficiency furnaces, typically with AFUE ratings of 90% or higher, offer significant benefits including lower energy bills, more consistent heating, reduced carbon footprint, and often quieter operation. They capture more heat from the fuel consumed, making them a smart long-term investment.

Do I need a permit for furnace replacement in Danville?

Yes, furnace replacements in Danville and Contra Costa County generally require a permit to ensure the installation meets local building codes and safety standards. Our team will handle all necessary permitting requirements for your furnace replacement, ensuring a compliant and safe installation.

What furnace brands do you recommend?

As a Bryant Factory Authorized Dealer, we proudly recommend and install a wide range of Bryant furnaces. Bryant is known for its durable, high-performance, and energy-efficient heating solutions that consistently deliver reliable comfort.

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
No items found.
No items found.
No items found.
No items found.
No items found.
No items found.
No items found.
No items found.
No items found.

Customer Testimonials

Star IconStar IconStar IconStar IconStar Icon

Very professional and complete. I would recommend Stewart to anyone. Highest quality of workmanship and clean installation.

Roger S.
Star IconStar IconStar IconStar IconStar Icon

Stewart Heating Plumbing Air Conditioning just did some work for us for the first time. They did an installation at my home and it turned out well. I thought the price was fair and I definitely would use them again. The technicians were very friendly and knowledgeable about their work. I highly recommend Stewart Heating Plumbing Air Conditioning and already told friends to use them.

Sami S.
Star IconStar IconStar IconStar IconStar Icon

We have been using Stewart Heating Plumbing Air Conditioning since 1995. They put the original heating and air unit in the house, and we have just stayed with them. They are dependable and honest people, and they have done a good job for us every time that we have used them!

Thomas M.
Star IconStar IconStar IconStar IconStar Icon

They came and did an inspection and are coming tomorrow to do the repair.

Talia T
Star IconStar IconStar IconStar IconStar Icon

They replaced a regulator the first time, and then the water heater vent had to be replaced. They did great work.

Grand G
Star IconStar IconStar IconStar IconStar Icon

The gentleman that serviced us was helpful, insightful, and knew what he was talking about. Overall, it was a great experience.

Gordon S