Considering a heating installation in Belmont, CA? We've put together a straightforward guide to upgrading your home's climate control system, making sure it's comprehensive and up to code. We cover everything from on-site sizing and diagnostics to planning your ductwork and ventilation, managing permits, and the step-by-step installation process, complete with testing. We'll help you select the right system—be it a gas furnace, heat pump, ductless mini-split, or a hybrid—based on your local climate, energy goals, and budget. Plus, we'll guide you through insulation, electrical, and gas connections, and ensure a smooth handover with all warranty and maintenance details. You’ll quickly see how proper sizing, duct sealing, and modern thermostats can significantly boost your comfort and lower energy bills.

Schedule My Service

(650) 605 – 5986

Heating Installation in Belmont, CA

Installing a new heating system is a major home upgrade. In Belmont, CA, where the climate is generally mild but nights and coastal fog can make indoor comfort unpredictable, the right heating installation improves comfort, lowers energy use, and aligns with California energy codes. This page walks through the full process for new heating system installation in Belmont homes, explaining assessments, equipment selection, ductwork and ventilation issues, permitting and code compliance, step-by-step installation and testing, and the post-installation handoff homeowners should expect.

Why professional heating installation matters in Belmont, CA

Belmont homeowners face specific challenges: variable coastal temperatures, concerns about energy efficiency because of local utility costs, and increasing emphasis on electrification and emissions reduction in the Bay Area. A properly sized and installed system:

Delivers consistent comfort during cool evenings and foggy mornings
Reduces energy waste from oversized or poorly ducted systems
Meets California building and energy codes for safety and efficiency
Integrates with modern thermostats and ventilation to improve indoor air quality

Common heating systems and how to choose in Belmont

In Belmont, typical options include gas furnaces, electric heat pumps, and hybrid systems. Considerations specific to the area:

Heat pumps: Highly efficient for mild coastal climates and align with regional electrification goals. Modern heat pumps provide heating and cooling and often outperform furnaces in annual efficiency for Belmont conditions.
Gas furnaces: Provide strong, rapid heat and may be chosen where existing gas infrastructure is preferred, but require proper venting and carbon monoxide controls.
Ductless mini-splits: Good for smaller homes or rooms without ductwork; useful for targeted comfort without major remodels.
Hybrid systems: Combine a heat pump with a gas furnace for peak cold-weather performance and efficient operation most of the year.

Equipment selection should balance upfront cost, long-term operating cost, home insulation levels, and the homeowner’s preference for fossil fuel use versus electrification.

On-site assessment: sizing and diagnostics

A thorough on-site assessment is the first step in any reliable Heating Installation in Belmont, CA. A professional assessment includes:

Load calculation using home size, orientation, insulation, window types, and local climate data to determine correct capacity
Inspection of existing ductwork, vents, and insulation levels
Electrical panel capacity and any need for upgrades for high-efficiency heat pumps
Fuel lines and venting for gas systems, and refrigerant line routing for heat pumps
Indoor air quality considerations and any need for filtration, ERV/HRV, or mechanical ventilation

Common issues discovered during assessments include undersized systems, leaky ducts, improper venting, or insufficient electrical service. Identifying these early avoids surprises and prevents performance problems after installation.

Ductwork and ventilation considerations

Proper ductwork is essential for comfort and efficiency. Typical ductwork tasks during heating installation:

Duct inspection and leak sealing to prevent losses
Duct sizing or extension for new equipment or zone additions
Return air placement to ensure balanced airflow
Insulating ducts in unconditioned spaces to reduce heat loss

Ventilation and indoor air quality should be addressed concurrently. In tighter Belmont homes, adding fresh air via an ERV or HRV can prevent stale air and control humidity without losing heating efficiency.

Permitting and code compliance

Heating installation in Belmont requires adherence to California codes and local permitting. Expect:

Building permits from the City of Belmont or San Mateo County depending on scope
Compliance with California energy standards (including any required documentation for high-efficiency equipment)
Gas line permits and inspections for furnace installations
Electrical permits for heat pumps or required panel upgrades
Final inspection and approval before energizing the system

Proper permitting ensures safety, preserves home resale value, and confirms systems meet required efficiency standards.

Step-by-step installation and on-site procedures

Typical installation workflow for a new heating system:

Pre-install staging: Equipment delivery, site protection, and verification of access and clearances
Removal of old equipment and careful disposal or recycling
Modifications to ductwork, vents, or refrigerant lines as required
Mechanical installation of the furnace, heat pump, or ductless units
Electrical and gas connections by licensed technicians
Startup procedures including refrigerant charging (for heat pumps), burner setup (for furnaces), and safety device checks

Throughout the project, technicians should protect floors, limit dust, and keep work areas tidy to minimize disruption to your home.

Testing, balancing, and commissioning

Commissioning confirms the system operates as designed. Key tests and checks:

Airflow measurement and duct balancing to ensure even distribution
Combustion and carbon monoxide testing for gas systems
Refrigerant charge verification and superheat/subcooling checks for heat pumps
Thermostat calibration and programming for comfort schedules and efficiency
Electrical safety checks, breaker protection, and verification of correct amperage draw

A complete commissioning report documents performance and any adjustments made.

Warranty, documentation, and maintenance handoff

After installation, homeowners should receive:

Manufacturer warranty documents and registration guidance
A summary of installed equipment model numbers, serial numbers, and expected service intervals
Copies of permit sign-offs and inspection receipts
An operation overview: how to use thermostats, set schedules, and troubleshoot minor issues
A recommended maintenance plan including filter replacement frequency, annual tune-ups, and when to schedule system checks

Regular maintenance keeps warranties valid and preserves system efficiency.

What Belmont homeowners should expect during the project

During a heating installation project you can expect:

A clear timeline for each phase from assessment to final inspection
Some noise and activity during equipment removal and installation
Temporary changes in home access near the work area
Communication about permits and inspection scheduling
Final walkthrough to demonstrate system operation and hand over documentation

Expect technicians to follow safety protocols and local regulations throughout.

Long-term benefits and simple maintenance tips

A professionally installed heating system tailored to Belmont delivers:

Improved comfort during cool nights and foggy mornings
Lower energy bills through proper sizing and efficient equipment
Better indoor air quality with appropriate ventilation and filtration
Compliance with local codes and easier resale due to permitted work

Simple maintenance tips:

Replace or clean filters regularly
Keep vents and returns unobstructed
Schedule annual professional tune-ups, ideally before the heating season
Monitor thermostat schedules and program setbacks for energy savings

Well-executed heating installation in Belmont, CA provides reliable comfort, long-term savings, and peace of mind through code-compliant work and documented commissioning.

testimonials

hear what our satisfied clients have to say

5.0

We found Plum HVAC in 2024 after spending more than 2 months searching and comparing estimates. The owner Sam gave us a very competitive price for a Mitsubishi mini-split and the installation went off without a hitch. Our experience was so positive that we later requested their services twice more to also install A/Cs for our 2 other rooms. Their technician, Jake, led our installations each time and we were very impressed by their professionalism and quality of work. Now 1 year in and we could not be any happier, nor have we encountered any issues with our models.

Jesse Y.

5.0

Sam of Plum HVAC, responded to our Heat Pump installation request promptly and provided a very competitive estimate after an onsite visit. He was very flexible and patient to answer and explain our questions. After we signed the contract, he and his team of 4 worked very hard to deliver and install the whole Heat Pump system on time with good quality. I am particularly impressed by their problem solving skills to overcome different connection challenges for the attic installation. Each day before they started, they covered the floors with protection blankets and cleaned after they were done for the day. They also revised the drainage and electric work per the city inspection guidance. Sam and his team were professional and honest so we highly recommend Plum HVAC to any customers who need HVAC work done for their houses.

Chunshi C.

5.0

We needed to install a mini-split in a backyard unit. Sam and his team helped with this, and they did a fantastic job. Sam visited our place and clearly explained to me what needed to be done, and offered a great price. He scheduled the job for a few days later, and his team performed the job with extraordinary quality. Later, I noticed a minor issue and reached out to them. Sam helped me to fix the issue on a second visit by his team later in the week, providing top-notch customer service. I will work with them in the future for my HVAC jobs, and highly recommend them given their excellent work quality and customer service.

Majid J.

5.0

I reached out to 4 companies for mini split quotes; Plum HVAC pricing came in the lowest. Beyond that, Sam was very knowledgeable and kind during the in home consultation. He offered a quote in person, & stuck by it. They removed our old furnace, and installed a two head mini split in our two story townhouse. The work as you can see is very clean! The guys who installed it were very fun & professional. Sam & his team were communicative the whole way through including the permitting process. They took roughly one full day for install, which was very fast! Including removal & disposal of our old furnace. Natalie was very helpful throughout the Bayren Rebate process & always available for any questions! This system has changed our lives, wish we would have gotten it done sooner! It’s way better than we could have imagined.

Bobby R.

5.0

Plum HVAC exceeded my expectations in every way. Sam and his installer team were not only professional but also incredibly responsible throughout the entire process. They provided top-notch service at a very reasonable price, which is hard to come by these days. I highly recommend Plum HVAC to anyone looking for quality HVAC services. You won't be disappointed!

A Chui

5.0

I recently engaged Plum HVAC to install two mini-split units at my residence, and I'm thrilled with the outcome.Throughout the entire process, from the initial consultation to the project's completion, Plum HVAC showcased professionalism and expertise. The technician, Sam, arrived promptly and conducted a comprehensive assessment of my HVAC system. Sam took the time to thoroughly explain the technicians' tasks, the estimated duration of the project, and provided transparent pricing options.

Romero J.

5.0

Wonderful experience with Plum HVAC on a heat pump installation! I checked several companies, compared their recommendations, timelines, reputations and prices.Sam, the owner, was very professional and has almost 2 decades of experience in HVAC. When I asked dumb questions, he answered most graciously. And when I noted that some companies we queried said we could get away WITHOUT replacing our original ductwork from 1965, he gave us his honest opinion why that wasn't a good idea. (Hubby remembered later that people who worked in our attic adding insulation told us there were lots of duct leaks.)

Marlene S.

5.0

I called 8 different HVAC companies for quotes for a heat pump heating/ac system because I want to save money by switching from a forced air gas furnace to an electric heat pump system which will give me both heating and air conditioning. In addition my old furnace (circa 1991) was way oversized for my home and the air coming out too noisy. The New heat pump system is quieter and more efficient. Back to the quotes for the system, all the other 7 companies sent a salesperson/advisor to give the quote. Sam, the owner of Plum HVAC came our to give the quote. He was quick with his quote and was very knowledgeable. He didn't try to upsell me on anything and have the lowest quote of them all. His price was 60% less than the highest quote and 15% lower than the next second lowest quote.

Michael C.

5.0

Plum HVAC is an extremely professional, knowledgeable, and an established company to hire. I highly recommend Plum HVAC! Sam and his crew did a wonderful job. Sam worked with my schedule and his crew had completed the job with ease.

Blake

5.0

Sam was one of the most professional business owners I had the chance to meet over the past few years and I'm so happy I trusted him to install our new A/C unit.- He showed up on time- He was transparent (and reasonable) regarding pricing- He offered 2-3 options- His crew did a very clean/thorough jobWhat I loved the most though, was the fact he was very easy to communicate with. I would definitely use him again and recommend him to our neighbors/friends.

Bruno L.

5.0

We recently had a complicated Bryant Evolution dual fuel system with variable speed and zoning installed in our home by Plum HVAC, and we are very pleased! The team also changed the entire crawl space ducting, ensuring a comprehensive upgrade. The price was fair, and the team was always on time and easy to contact. Sam Mousavi, the head of the team, paid great attention to detail and demonstrated a strong understanding of systems. His expertise in HVAC systems and his friendly character made us feel comfortable throughout the process. We highly recommend Plum HVAC for their professionalism and excellent service.

Amirali B.

5.0

I cannot say enough about Plum HVAC, who replaced my aging heater furnace, and in particular Sam. Sam was very highly recommended by my sister, who replaced her furnace and added air conditioning.First, they gave me a good deal for a 2-stage, at the same cost as the lowest bid for a 1-stage. The other bids were dancing around some gas line work made by previous owners.

Kumar S.

Leave a Review

View All Reviews