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 Highland, MD
Highland, MD sits in western Howard County where winters dip into the low 20s and summer humidity pushes air conditioners hard from June through early September. Most homes here were built between the 1970s and early 2000s, meaning furnaces and AC systems are often hitting the 15-to-20-year replacement window at the same time. We schedule a live dispatcher 24/7, so when your system quits during a July heat wave or a January cold snap, a real person at (361) 306-9515 picks up and gets a Dalton Heating & Air technician to your door, usually inside the stated window.
Why Highland Homes Are Different
Highland is not a tract subdivision. Most properties sit on lots of an acre or more along winding roads like Mink Hollow Road, Harriet Tubman Lane, and Highland Road, which means the work we do here often involves systems buried deeper in basements, longer line-set runs from outdoor condensers, and electrical panels that are original to homes 30 or 40 years old. It is common in Highland to see a furnace and AC from two different eras, one working well and one limping, because homeowners here replace systems as they fail rather than all at once.
The tree canopy makes a real difference too. Heavily shaded lots reduce cooling loads in summer, but leaf litter and pine needles pull into outdoor condenser coils, so a unit in Highland often runs hotter and works harder than the same unit in a cleared neighborhood. And because Highland sits in the Patuxent River watershed with a mix of well and public water, homeowners along routes like Howard Mill Road and Shady Lane tend to ask more questions about condensate drainage and moisture control, especially in finished basements where a clogged condensate line turns into drywall repair fast.
Our Main Highland Services
Highland homeowners call on us most for three things: getting an air conditioner running again in summer, getting heat back on in winter, and replacing older systems with heat pumps that handle both. Each service has its own Highland page with pricing, timelines, and what to expect.
AC Repair in Highland
A failed compressor or a refrigerant leak in an older Highland AC unit never happens at a convenient time. We carry capacitors, contactors, fan motors, and other common parts on the trucks, which shortens repair times on most calls. For systems past 15 years old, we will tell you straight if a repair is worth the money or if replacement makes more sense. See AC Repair in Highland for pricing, common failures, and our written guarantee terms.

Heat Pump Installation in Highland
Highland’s wide temperature swings make a properly sized heat pump a good fit for many homes, especially those without natural gas service. We run a load calculation on every install, written on paper, so you know the system matches the house, not just the old unit’s label. The crew handles the refrigerant charge, electrical work, and permits. Full details are on Heat Pump Installation in Highland, including what a typical install costs.

Furnace Repair in Highland
Mid-winter furnace failures in Highland usually trace back to a failed igniter, flame sensor, gas valve, or blower motor. We diagnose the problem, write the price down before we start, and if the part is on the truck, most repairs finish same day. If the first repair does not hold, we return at no charge under our guarantee. Read Furnace Repair in Highland for the price range and our service terms.

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 Highland
We service and install Rheem, York, Daikin, and Bryant in Highland, along with other major residential systems. Common parts for these units are stocked locally, so most repairs do not wait on a warehouse order. See our brands for the full list of equipment we are factory-trained to work on.
Pricing for HVAC Company in Highland, MD
Here are the ranges Highland homeowners typically see for common HVAC work. Your exact price is in writing before any work starts.
| Service | Typical range in Highland |
|---|---|
| AC Repair | $150 – $650 |
| Furnace Repair | $150 – $700 |
| AC Installation | $3,500 – $7,500 |
| Tune-Up | $80 – $200 |
Highland’s larger lot sizes and older electrical panels push prices toward the upper end on installs, especially when new circuits or longer line sets are needed. The price we quote covers the whole job, in writing, before our technician picks up a tool.
Neighborhoods We Serve in Highland
We cover the full Highland area, including the neighborhoods and roads below. Most Highland service calls get a technician out same day or next morning.
- Highland Road area
- Mink Hollow Road corridor
- Harriet Tubman Lane and Howard Mill Road
- Shady Lane and Scaggsville Road area
- Reservoir Road and surrounding streets
Service Area – Cities Near Highland
Dalton Heating & Air serves Highland and the surrounding Howard County communities. If you live just outside Highland, we also cover Fulton, MD, Ellicott City, MD, Columbia, MD, and Savage, MD. Scheduling and dispatch are coordinated from our Washington, DC office; crews live and work in the Highland area.
Serving Highland, MD - Our Local Coverage Area
We’re based in the Highland 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 Highland
Most Highland service calls get a same-day or next-morning window. Calls answered by a live person 24/7, so an after-hours emergency does not go to voicemail. Call (361) 306-9515 and we will tell you the next available slot.
Replacement installs in Howard County typically require a county permit, which we pull and manage for you. Repairs do not. If a homeowner’s association has rules about condenser placement or noise, we work within them, but most Highland properties are not under HOA control.
Yes. We cover the full Highland area, from Highland Road to the western edge near the Patuxent River. If you are unsure whether your address falls in our Highland service area, call (361) 306-9515 and a live person will confirm it.
When you need HVAC work in Highland, call (361) 306-9515 for a free estimate. The price you are quoted is the price you pay, in writing, always.
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 Highland Customers Say
"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."Honest, direct people. Told me what the furnace needed and nothing more, and the bill matched."
- Eliza S.







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