Seasonal 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.
Fast, Reliable Heat Pump Installation Across San Rafael
A San Rafael AC Repair heat pump installation typically runs $3,500 – $7,500 depending on the size of your home, the condition of your existing ductwork, and the efficiency level you choose. Most installations take one to two days once the equipment arrives, and we schedule around your availability, not the other way around. Our crews know San Rafael’s housing stock: the 1940s bungalows in Gerstle Park, the 1960s and 70s ranch homes in Terra Linda, the newer builds up in Lucas Valley. That matters because a heat pump sized wrong for your specific house will cost you for years in higher energy bills. Call (361) 306-9515 for a written quote. The estimate is free.
Why Dalton Heating & Air Is San Rafael’s Preferred Heat Pump Installation Company
Dalton Heating & Air operates under The Garrison Standard, a code we’ve followed since 2003. For San Rafael homeowners, that means something concrete: a written price before any work starts, on every job, without exception. You’ll never get a verbal estimate that shifts once the crew arrives. The price you approve is the price you pay.
Marco Benitez leads our team, and he’s made one thing non-negotiable: background-checked, uniformed technicians on every call. You’ll know who’s coming before they arrive. Our techs are factory-trained to service nine major residential HVAC brands, including Trane, Lennox, Goodman, and Rheem. When we install a heat pump in San Rafael, we handle the full job: load calculation, equipment sizing, duct assessment, refrigerant lines, electrical, and testing. Leave the site clean and stand behind the work for a full year. That’s The Garrison Code.
Our Heat Pump Installation team answers calls with a live person, 24/7. No voicemail queue, no callback window. If you call at midnight with a heat pump that died in a cold snap, a real person picks up and dispatches a tech to San Rafael right away.
Mini Split Installation in San Rafael
Mini split installation in San Rafael is the right answer for a lot of homes in this city, especially the older ones. A ductless mini split lets you heat and cool specific rooms or zones without running new ductwork through walls and ceilings built 60 years ago. For San Rafael homeowners in neighborhoods like the West End or Davidson, where houses sit on smaller lots and attic access is tight, mini splits solve a real problem: you get efficient heat in winter and real dehumidification in summer without tearing into the house.
Costs track with the heat pump installation range: most mini split jobs in San Rafael fall between $3,500 and $7,500 depending on the number of indoor heads and the complexity of the line runs.
Zoned Comfort Without New Ducts
Older San Rafael homes often have one HVAC system trying to heat and cool rooms that were added at different times, with different insulation, different window sizes, different solar exposure. A mini split puts a dedicated indoor unit in each zone, so you stop paying to condition rooms nobody uses. The outdoor condenser sits on a pad or wall bracket, connected by a small line set that runs through a three-inch opening.
When Your Ductwork Is Past Saving
Some San Rafael homes have duct systems that leak 20-30% of the conditioned air into the crawlspace or attic. In a fog-belt neighborhood like Gerstle Park, that means a heat pump working twice as hard to hold temperature. We’ll test your ducts first. If they’re shot, a mini split is often cheaper than a full duct replacement plus a new central heat pump.
Heat Pump Maintenance in San Rafael
Heat pump maintenance in San Rafael is not optional if you want the system to hold up. A heat pump runs year-round here, and San Rafael’s environment gives it a workout: salt air from the bay in some neighborhoods, pollen and dust from the open space around the hills, fog damp for much of the year. An annual tune-up runs $80 – $200 and catches most of the failures we see before they strand you in a heat wave or a cold snap.
What We Check During a Tune-Up
We go through the full heat pump: refrigerant charge, coil condition, condensate drain, blower motor, electrical connections, thermostat staging, and defrost cycle operation. A heat pump that isn’t defrosting properly will ice up in San Rafael’s winter damp and shut down. A unit with low refrigerant will run constantly and never hit set point. The tune-up ends with a written report of what we found, what we fixed, and what’s wearing out.
Why Twice-a-Year Matters Here
In San Rafael, we recommend a tune-up before the fog season settles in and again before the first real heat spike. The equipment works hardest in those shoulder months when nights are damp and days swing warm. Clean coils, correct refrigerant charge, and a functioning drain line keep the heat pump from working against itself. A dirty coil can raise your energy use by 15% or more. That’s real money on your PG&E bill.
Trusted Brands We Service in San Rafael
We install and service Trane, Lennox, Goodman, and Rheem heat pumps in San Rafael, and we stock common parts for these brands at our local supply chain so we’re not waiting on a warehouse ship when your system goes down mid-season. That’s the difference between getting a heat pump running in a day versus waiting a week. Factory training on each brand means our techs know the specific quirks of a Goodman control board versus a Lennox defrost sensor. No guesswork, no parts cannon. We diagnose the problem, show you the failed part, and give you a written price before we touch anything.
Common Heat Pump Installation Problems We See in San Rafael Homes
- Oversized equipment from square-footage guessing. A contractor measures the house, multiplies by a rule-of-thumb number, and sells you a bigger unit than you need. In San Rafael’s fog-cooled neighborhoods, that oversized heat pump short-cycles, fails to dehumidify, and wears out years early. A real load calculation fixes this before the install.
- Duct leakage nobody bothered to test. Homes built in the 1940s through 1980s in San Rafael often have duct systems with gaps at the joints and pulled-away connections. If we install a new efficient heat pump on a duct system leaking 25%, you’re heating the crawlspace and paying for it. We test static pressure and seal or recommend sealing before final commissioning.
- Thermostat incompatibility with aux heat staging. Heat pumps need a thermostat that can control the auxiliary heat strips and the defrost cycle. A lot of San Rafael homes still have an old mercury-bulb or basic digital thermostat from a gas furnace era. If we leave that in place, the system may run in inefficient backup mode without you knowing. We check and, when needed, install a compatible control as part of the job.
- Ignoring San Rafael’s microclimate split. Two homes a mile apart, same ZIP, can need different heat pump sizing because one sits in the fog belt west of Highway 101 and the other is on the sunnier Sun Valley or Terra Linda side. Contractors who treat San Rafael as one uniform climate undersize or oversize equipment. We’ve corrected more than a few of those.
Pricing for Heat Pump Installation in San Rafael, CA
We charge the actual cost of the heat pump installation, written down before any work begins, without exception. Here are the prices our San Rafael customers pay:
| Service | Price Range | What It Includes |
|---|---|---|
| Heat Pump Installation | $3,500 – $7,500 | Equipment, load calculation, installation, commissioning, permit coordination |
| Heat Pump Repair | $150 – $650 | Capacitor replacement, refrigerant charge, condenser coil issues, electrical diagnostics |
| Heat Pump Maintenance (Tune-Up) | $80 – $200 | Full inspection, coil cleaning, refrigerant check, written report |
What changes the installation price in San Rafael is the size of the equipment, the efficiency level (SEER2 rating), the condition of your ductwork, and whether your electrical panel has capacity for the circuit. Some older San Rafael homes need a new breaker or subpanel, which we’ll include in the written quote. Call (361) 306-9515 and Marco or a member of his team will give you a free estimate with real numbers, not a range of guesses.
One thing that’s specific to San Rafael: the city’s microclimate means the load calculation matters more than the square footage. A heat pump sized by a room-by-room load calculation for a fog-cooled Gerstle Park bungalow will be smaller, and cheaper, than one sized for a sun-exposed Terra Linda ranch the same square footage. We run the calculation, show you the numbers, and explain what size you actually need before you sign anything. That’s the information gain you won’t get from a contractor working off a price-per-square-foot formula.
We installed a Daikin mini split heat pump in a 1960s ranch home in Terra Linda where the existing ductwork had high static pressure and the old system short-cycled all summer. Our tech ran a full load calculation, found the original unit was oversized by half a ton, and matched the new heat pump to the actual building envelope. Nobody sized it by square footage alone. The homeowner now has a system that actually dehumidifies in fog season instead of blasting cold air.
We Also Serve Cities Near San Rafael
We work throughout central Marin County. Besides Heat Pump Installation in San Rafael, we serve Larkspur, Kentfield, Corte Madera, and San Anselmo. If you live in one of those towns, the same crew, the same written pricing, the same 365-Day Done Right Promise applies.
Serving San Rafael, CA - Our Local Coverage Area
We’re based in the San Rafael 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 Heat Pump Installation in San Rafael
If your heat pump is over 12-15 years old and the repair cost is more than 30-40% of the cost of a new system, replacement usually makes more sense. In San Rafael, we also look at the system’s current efficiency. An older unit running at 10 SEER costs noticeably more to run than a modern 16-18 SEER2 heat pump. We’ll show you the repair price, the replacement price, and the projected energy difference, and let you decide. Call (361) 306-9515 to have us assess your specific system.
A load calculation changes the size of the heat pump you need, and in San Rafael it changes more than you’d think. Because the west side of the city sits in fog and the east side gets more sun, a room-by-room load calculation considers which direction each room faces, the window sizes, the insulation levels, and the specific microclimate of your street. That determines whether you need a 2-ton, a 3-ton, or a 4-ton heat pump. Without it, you’re guessing, and guessing wrong in either direction costs you. Call (361) 306-9515 if you’d like a real calculation run on your home.
The SEER2 rating reflects a more realistic testing standard that accounts for the external static pressure of a real duct system, not a laboratory ideal. In San Rafael, where older homes have tighter, longer duct runs with more resistance, SEER2 is a more honest number. A heat pump rated 16 SEER2 may actually perform better in your San Rafael home than one rated 18 SEER under the old standard. When we quote a system, we show you both the SEER2 rating and the estimated annual energy cost for your specific house.
Heat pump installation in San Rafael typically runs $3,500 to $7,500 for the full job: equipment, installation, load calculation, commissioning, and any required electrical work. The price changes based on the size of the unit, the efficiency level you choose, the condition of your existing ductwork, and whether your panel needs a circuit added. Every quote is in writing before work begins. Call (361) 306-9515 and we’ll give you a free, itemized estimate for your specific home.
We recommend heat pump maintenance twice a year for San Rafael homes: once before the summer heat and once before the winter damp sets in. That cadence catches refrigerant loss, coil buildup, and defrost issues before they fail. Each tune-up runs $80 – $200 and includes a written report of what we found. If we find a problem during maintenance, the repair is covered by the same written guarantee we put on every repair, and the 365-Day Done Right Promise stands behind it. Call (361) 306-9515 to schedule a tune-up.
Written by Marco Benitez, Owner at Dalton Heating & Air, serving San Rafael and central Marin County since 2003.







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