Single-zone installs
One outdoor unit and one indoor head transform a sunroom, addition, finished basement or garage conversion into year-round space, without opening walls for ductwork.
HVAC Contractor — Union County, New Jersey
Ductless Mini-Split Systems in Union County, New Jersey
Need ductless mini-split systems you can trust? Get Air Hero handles ductless heating and cooling for additions, finished basements, garages and homes without ducts for homeowners across Union County and northern New Jersey, with a proper diagnostic and a written price before work starts.
- Free written estimates on new systems
- Repairs priced in writing before work starts
- Serving Union County and northern New Jersey
What our ductless mini-split systems covers
Multi-zone whole-home ductless
Older Union County homes with boiler heat and no ducts can get room-by-room cooling and efficient heating from a multi-zone system, with a thermostat's worth of control in every room.
Ductless repair and service
We service ductless systems too, drainage problems, sensor faults, refrigerant issues and units that cool but will not heat when the seasons turn.
How ductless mini-split systems works with us
- We look at the rooms you want conditioned, wall space for the indoor units and where the outdoor unit can sit.
- You receive a written quote per zone with equipment, line sets and electrical scope named clearly.
- Install covers mounting, line sets, drainage and electrical, usually in one to two days per system.
- We commission each zone, set up the remotes or app with you and confirm heating and cooling in every room.
What ductless mini-split systems costs in New Jersey
A single-zone ductless install in this area typically runs about $3,500 to $7,500 depending on capacity and line length, and multi-zone systems price per added zone. Guidance ranges checked November 2026; the written quote after the home visit fixes the real number.
Get an Honest QuoteWhere we offer ductless mini-split systems
Questions callers ask about ductless mini-split systems
What changes the price of an HVAC job?
Equipment size and efficiency, ductwork condition, venting and electrical scope, and how accessible everything is. Each of those appears in our written quote, so you can see exactly what you are paying for.
Do you service all brands?
We work on the major heating and cooling brands commonly installed in New Jersey homes, and we will tell you honestly on the call if your equipment needs a factory-only part or specialist.
Repair or replace, how do you decide?
We weigh the age of the system, the cost of the repair against remaining life, and how often it has broken down lately. If a repair will honestly hold, we repair. If it will fail again within a season or two, we show you the evidence and quote both options.
Can ductless heat as well as cool in New Jersey?
Yes, with cold-climate rated equipment a ductless system heats efficiently through a New Jersey winter and cools in summer from the same unit. It is one of the most practical answers for boiler homes that never had ducts.