Furnace & heating
AC repair
Heat pumps
Ductless mini splits
Carrier
Trane
GoodmanSeasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
Get your free estimateFast, Reliable AC Installation Across Palo Alto
A new AC installation in Palo Alto typically costs between $3,500 and $7,500, and the right system for your home depends heavily on the house itself. In Palo Alto, that means paying real attention to mid-century Eichlers and ranch homes with slab foundations and no ductwork, not just swapping out an old unit for a new one. Our crews know Palo Alto’s housing stock block by block, from College Terrace to Midtown to Barron Park. If you’re searching for AC installation that’s sized and commissioned correctly for your specific home, call (669) 800-4179 for a free estimate. We answer the phone with a live person, 24 hours a day.
Why Cold Harbour Heating and Air San Jose Is Palo Alto’s Preferred AC Installation Company
Our AC Installation team handles the homes that other companies walk away from. The Eichler on Embarcadero Road with radiant heat and no ducts. The remodeled Crescent Park home with sealed walls and a zoning problem. The Stanford-adjacent ranch that’s never had cooling before. We’ve been at this since 2003, and our technicians train on nine major residential brands, so the person who shows up knows the equipment inside the home, not just the equipment on the truck.
Palo Alto homeowners call us because our pricing is written before work starts, not after. We hand you a fixed price before any tools come out, and that number doesn’t change at the door. Every installation is covered by the 365-Day Done Right Promise, so if something isn’t right within the first year, we return and correct it at no charge. That guarantee is on paper, not verbal. Victor Mancini leads our team, and he’d rather lose a job than quote a number we can’t honor.
Response time to Palo Alto is same-day for most AC installation consultations during the spring and early summer. If you call at 2 p.m., you’ll speak to a person, not a voicemail tree. We’ll give you a firm arrival window, not a four-hour spread.
Styles & brands we work with
Furnace Installation in Palo Alto
Furnace installation in Palo Alto often means working with housing stock that was never designed for a modern heating system. The city’s older homes frequently rely on radiant heat embedded in the slab, and replacing an aging furnace in a forced-air system is a different job than converting a radiant-only home to support new ductwork and a furnace. A standard furnace installation in Palo Alto runs $3,500 to $7,500, consistent with our AC installation range.
Replacement vs. New System
When a Palo Alto home already has a furnace with ductwork, replacement is straightforward. It’s a matter of removing the old unit, checking the heat exchanger, installing the new furnace, and recommissioning the system. But when you have radiant heat and no furnace at all, installing one means routing new supply and return ducts, which in a slab-on-grade Eichler is rarely simple. We’ll tell you honestly whether a furnace makes sense or whether a heat pump or ductless mini-split system is the better investment.
Slab and Crawlspace Considerations
Many Palo Alto ranch homes sit on crawlspaces, which makes underfloor duct installs feasible. Eichlers do not. They’re slab-on-grade, which means ductwork goes through closets, soffits, or an attic that may not exist. Before we quote a furnace installation, we look at the foundation type, the ceiling structure, and whether we have a viable path for ducts. Then we give you a price that accounts for the actual work, not a generic estimate.
HVAC Installation in Palo Alto
HVAC installation in Palo Alto increasingly means thinking beyond a single furnace and AC pairing. The city’s electrification reach codes and changing building standards push new installations toward heat pumps, including ductless multi-zone systems, which changes how we design heating and cooling for your home. A complete HVAC installation in Palo Alto typically lands between $3,500 and $7,500 for a basic system, but larger homes in areas like Old Palo Alto or Professorville with multi-zone requirements land toward the top of that range.
Design and Commissioning
The hardware is half the job. The other half is commissioning it correctly. We run a full Manual J load calculation on every Palo Alto HVAC installation, not just on the big ones. We check static pressure across the blower, set the thermostat calibration for the home’s actual layout, and verify that each zone is moving the right amount of air. A system that isn’t commissioned properly fails early, short-cycles, and never delivers the efficiency its SEER2 rating promises.
Whole-Home Comfort vs. Single-System Swap
In a sealed, remodeled Palo Alto home, humidity control matters. You can install a high-efficiency heat pump and still have stale, humid air if the system wasn’t designed to manage moisture. That’s why our HVAC installation approach includes filtration and dehumidification when the house needs it, not as an add-on we pitch at the end. The Kingswell Way means saying what the home actually requires before the work begins, at a price you have in writing.
Trusted Brands We Service in Palo Alto
We work on Trane, Lennox, Goodman, and Rheem equipment regularly, and our techs know these systems well enough to service what’s already in your Palo Alto home while installing new equipment from the same manufacturers. Because we’re part of the Kingswell network, we have access to consistent parts sourcing and can often get components for Palo Alto installations faster than a solo operator who has to order from a supply house and wait. Tell us what’s currently in your home and what you’re considering, and we’ll give you a straight answer about what will work, what won’t, and what the installation will cost before we schedule anything.
See the difference
Before
After
Before
After
Before
AfterCommon AC Installation Problems We See in Palo Alto Homes
- Slab foundation misjudgment. Technicians unfamiliar with Eichler radiant slabs misjudge where condenser lines can penetrate the foundation. The result is a slab cut in the wrong spot or abandoned mini-split runs that get patched over and redone at your expense.
- Oversized equipment in new builds. Luxury new builds often get oversized multi-zone systems with high tonnage but no room-by-room load calculation. Static pressure runs high, blower motors fail early, and the system never runs efficiently.
- Missing humidity and filtration in sealed remodels. In tightly sealed Palo Alto remodels, installers skip humidity control and filtration. The heat pump short-cycles, the indoor air turns stale, and you paid for premium equipment that underperforms.
- Ignoring radiant heat limitations. Radiant-heated Eichler homes can overheat in summer, but adding conventional central AC means cutting into concrete. Without an experienced eye, you end up with a design that fights the house rather than working with it.
Pricing for AC Installation in Palo Alto, CA
| Service | Price Range in Palo Alto |
|---|---|
| AC Installation | $3,500 – $7,500 |
| Furnace Installation | $3,500 – $7,500 |
| Tune-Up | $80 – $200 |
If you’re weighing AC repair against a new installation, repairs in Palo Alto run $150 to $650, and a tune-up is $80 to $200. The older the system, the more an honest technician will tell you to compare the repair cost against a new system’s efficiency gain and the rebates available through Palo Alto’s electrification programs. We do not change the price once the written quote is in your hand.
We Also Serve Cities Near Palo Alto
While our crews work throughout Palo Alto on a regular basis, we also install AC systems in Stanford, Menlo Park, Los Altos, and Redwood City. If you live just across the creek from Palo Alto, the same technicians who know your neighborhood’s housing stock can handle your install. Scheduling is coordinated from our San Francisco Bay Area office, so our response time to the surrounding communities is consistent.
Serving Palo Alto, CA - Our Local Coverage Area
We’re based in the Palo Alto area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About AC Installation in Palo Alto
Yes, but not always as a conventional central AC system. Eichler homes in Palo Alto sit slab-on-grade, which means no crawlspace or basement for ductwork. In most cases, we install either ductless mini-splits or a multi-zone heat pump, running refrigerant lines through closets or along exterior walls. It adds cost compared to a home that already has ducts, but the result is quieter and more efficient than trying to force traditional ductwork into a home never designed for it. Call (669) 800-4179 for a free site assessment, and we’ll tell you exactly what your Eichler needs.
A weak capacitor causes the compressor or blower motor to draw more current than it should, which overheats the motor and shortens its life. In Palo Alto’s warm, dry summers, an AC with a failing capacitor may run for a while, then trip the breaker or stop cooling during the hottest part of the day. If you just had a system installed and you’re noticing startup issues, a capacitor check is a quick diagnostic we perform. It’s covered under the 365-Day Done Right Promise if the issue traces back to our installation.
SEER2 is the updated efficiency rating for air conditioners and heat pumps, effective since 2023. It measures cooling output under more realistic operating conditions than the old SEER rating. In Palo Alto, where new construction and remodels often aim for high-performance efficiency, a SEER2 rating tells you how much electricity your system will actually consume on a given summer day. Higher SEER2 means lower utility bills and, in many cases, eligibility for electrification rebates. We’ll show you the SEER2 rating on every unit we quote.
Palo Alto has adopted local reach codes that push new residential construction and major remodels toward all-electric systems, meaning heat pumps rather than gas furnaces. If you’re replacing an AC-only system, the reach codes may not force a change, but they can affect what you’re allowed to install when you’re also modifying the heating side. If you’re installing AC alongside a furnace replacement in a remodel, expect to discuss heat pump options. We’ll walk you through what applies to your specific project before you spend a dollar.
You can absolutely keep your radiant heating. You do not need to tear out the slab system to add cooling. The standard approach in a Palo Alto Eichler is to install a ductless mini-split or multi-zone heat pump that handles cooling, and often acts as supplemental heating when you don’t want to fire the radiant. The radiant stays exactly as it is. We run the cooling lines independently, so your floor heat and your AC never conflict. This is one of the most common setups we install in Midtown and Greenmeadow Eichlers.
Call (669) 800-4179 for a free AC installation estimate in Palo Alto. You’ll get a written price before work begins, a firm arrival window, and a system that’s designed and commissioned for your home, not a template. Victor Mancini and the rest of our team will make sure of it.
Written by Victor Mancini, Owner at Cold Harbour Heating and Air San Jose, serving Palo Alto and the surrounding Bay Area since 2003.