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.
HVAC Company in San Antonio, FL
San Antonio, FL sits in eastern Pasco County, where summer heat and humidity push air conditioning hard from May through October. Homes here are a mix of 1970s – 1990s ranch-style builds, newer subdivisions, and rural acreage properties, which means no two HVAC jobs look the same. Dalton Heating & Air handles AC repair, heat pump installation, and furnace repair across San Antonio with written pricing before any work starts and a full-year written guarantee on every repair. Call (361) 306-9515 when your system quits or starts struggling – a live person answers, 24/7.
Why San Antonio Homes Are Different
San Antonio sits at a slightly higher elevation than much of the Tampa Bay area, with sandy soils and scattered oak hammocks that dump leaves and pollen onto outdoor condensers. That debris load shortens filter life and clogs coil fins faster than homeowners expect, especially along Curley Road and the rural stretches off State Road 52. Many homes in the older parts of town still run original ductwork sized for systems installed two decades ago, which means a replacement often requires duct modifications to hit proper airflow.
We also see a lot of heat pump systems here, which makes sense for a climate where winter lows rarely dip below 40 degrees. Heat pumps do double duty in San Antonio – cooling in summer, heating on the handful of genuinely cold nights – and they need different service attention than a straight AC with a gas furnace. Homes on well water near the Mirada and area lakes often have mineral-heavy water that accelerates scale inside evaporator coils, so maintenance intervals matter more than they do in other parts of the county.
Our Main San Antonio Services
Two jobs dominate our call volume in San Antonio: air conditioning that stopped cooling during a heat wave, and heat pump replacements when the old unit finally gives out. Here’s what each involves locally.
AC Repair in San Antonio
When a San Antonio home loses cooling in July, the cause is usually a failed capacitor, a refrigerant leak, or a condenser packed with oak pollen and grass clippings. Our techs diagnose the failure, put the price in writing, and complete most repairs the same day. We carry parts for the major residential brands on the truck, which cuts down on return trips. Full details are on the AC Repair in San Antonio page, including what we check and what repairs typically cost.

Heat Pump Installation in San Antonio
A heat pump makes sense for most San Antonio homes because it handles both cooling and heating without a separate furnace. Installation involves a load calculation, matching the outdoor unit to the indoor air handler, and often correcting duct or return-air issues the old system never addressed. We quote a fixed installed price and schedule the work on a date you pick. See Heat Pump Installation in San Antonio for sizing, pricing, and what the job looks like from start to finish.

Furnace Repair in San Antonio
Furnaces in San Antonio get light use, but when one fails on a 35-degree January morning, the house gets cold fast. Common failures include ignition issues, blower motor burnout, and cracked heat exchangers, which we always flag as a safety concern. We stock common furnace parts locally and repair most units in a single visit. For the full rundown, see Furnace Repair in San Antonio.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in San Antonio
Our techs are factory-trained on Trane, Lennox, Goodman, and Rheem equipment, and we keep common replacement parts for those brands stocked in our local vans. That means most San Antonio repairs use the correct OEM part the same day, not a universal substitute ordered from a warehouse. See our brands page for the other manufacturers we service.
Pricing for HVAC Company in San Antonio, FL
| Service | Typical range in San Antonio |
|---|---|
| AC repair (diagnostic + common part) | $150 – $650 |
| Furnace repair (diagnostic + common part) | $150 – $700 |
| AC system installation (replacement) | $3,500 – $7,500 |
| Maintenance tune-up | $80 – $200 |
| Capacitor replacement | $150 – $350 |
| Refrigerant leak repair + recharge | $250 – $650 |
| Condenser fan motor replacement | $250 – $500 |
| Igniter or flame sensor replacement | $150 – $400 |
| Blower motor replacement | $300 – $700 |
| Thermostat replacement | $150 – $350 |
What pushes a San Antonio job toward the top of these ranges is usually access – tight attic clearances, units buried behind fencing – or older ductwork that needs sealing while we’re in there. What never changes is this: the price is in writing before any work starts, and no technician has the authority to change it at the door.
Neighborhoods We Serve in San Antonio
We run calls across the full San Antonio area, from the neighborhoods around Mirada and the older streets near City Hall to the acreage properties east of town and the newer builds off Curley Road. Typical response from dispatch to driveway is under two hours for non-emergency calls during business hours, with after-hours coverage running 24/7.
- Mirada
- Tampa Bay Golf & Country Club area
- Curley Road corridor
- Lake Jovita area
- Rural acreage east of downtown
Service Area – Cities Near San Antonio
Dalton Heating & Air serves San Antonio and the surrounding Pasco and northern Hillsborough communities. If you’re in Wesley Chapel, FL, Dade City, FL, Zephyrhills, FL, or Brooksville, FL, we cover those areas too. Scheduling and dispatch for our Florida crews run through our South Florida office, with local technicians handling San Antonio calls daily.
Serving San Antonio, FL - Our Local Coverage Area
We’re based in the San Antonio 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 HVAC Company in San Antonio
Most non-emergency calls in San Antonio are reached within two hours during business hours. Emergency calls – no cooling in summer, no heat in winter – get priority dispatch, and our phone line is answered by a live person 24/7. If a repair fails within the one-year guarantee period, the return visit is free.
For replacements and new installations, yes. Pasco County requires a mechanical permit for HVAC equipment changes, and we pull the permit and handle the inspection on your behalf. Repairs that swap out a failed part don’t need a permit. We’ll tell you which category your job falls into during the estimate.
Yes, and we’re familiar with the specific equipment builders installed in those developments, much of it Goodman or Lennox. Newer construction doesn’t mean no problems – we see undersized returns and improperly charged lines in homes less than five years old – but our warranty work and repairs apply the same regardless of neighborhood or builder.
If your AC or heat isn’t doing the job in San Antonio, call Dalton Heating & Air at (361) 306-9515. We show up inside the window, put the price in writing, and stand behind the repair for a full year. Marco Benitez and the San Antonio crew are ready when you are.
What happens when you call
- 1A real person answersNo phone trees - talk to a local hvac pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What San Antonio Customers Say
"Tech arrived in uniform right on time. AC wasn't cooling, found a failed capacitor, and replaced it in twenty minutes. The owner is a veteran and the company runs like it."
- Frank O."Blower motor died on the coldest night. They had the part on the truck and had us warm again the same day."
- Sandy G."Changed the filter size and added a better filter rack. Simple and useful advice."
- Rhonda C.







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