Heavy-duty heritage.
Founded 1874 · York, PA · Parent: Johnson Controls
Verified Google reviews
Class-A CAC1824400
Treasure Coast residents
Full-spectrum HVAC
Approved before work begins
Warranties registered for you
York was founded in 1874 in York, Pennsylvania and is one of the oldest names in American HVAC. Today York is owned by Johnson Controls (NYSE: JCI) and shares engineering with Coleman and Luxaire — same plant, same compressors, different cabinets and dealer channels.
York's residential lineup is the Affinity (premium variable-speed), LX (mid-tier), and Latitude (entry) series. Compressors are typically Copeland Scroll.
12–18 years on the Treasure Coast with annual maintenance and clean coils. Coastal exposure (within 1/2 mile of saltwater) shortens that to 8–12 years without aggressive condenser rinsing and protective coatings.
York is uncommon on the Treasure Coast but we service it regularly. The cabinet build is excellent — York condensers from the 2000s often outlive lighter-build competitors.
Salt air is the single biggest killer of HVAC equipment on the Treasure Coast. Sodium chloride accelerates galvanic corrosion of copper coil tubing, aluminum fins, condenser fan grills, and even electrical lugs. Maritime Air Co. recommends coastal-grade coil coatings (Heresite, Bronz-Glow, ElectroFin) on any replacement within 1/2 mile of the ocean or Indian River Lagoon, plus quarterly fresh-water condenser rinses. This single practice often doubles outdoor unit life.
SEER2 up to 20 on Affinity.
10-year registered parts warranty.
York is solid, dependable equipment with above-average build quality. The smaller dealer footprint in our service area is the main drawback. If you already own a York and it has been maintained, keep it — these systems last.
“My highest recommendations for Devon and the Maritime Air team — thorough, honest, and on time. They explained everything in plain language and didn't push any unnecessary upsells.”
“Devon has provided thorough maintenance and excellent service. Truly family-owned care — they treat your home like it's their own. Highly recommend for Treasure Coast homeowners.”
“Working with Devon on my HVAC system was a great experience from start to finish. Fair, clean install, and the system has been running perfectly through Florida summer heat.”
Mechanically yes — both are Johnson Controls brands sharing the same chassis.
12–18 years typical with maintenance.
Yes, fully.
Same-day diagnostics, factory parts, honest pricing. Class-A licensed across the Treasure Coast.
