4.8
Based on 7389 reviews
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Comfort in Every Room

All areas of the home should be at the right temperature, no matter the time of year, without running the central system harder to compensate for the one room that never catches up.

Universe Home Services has been serving Long Island homes since 1954, and ductless mini splits have become one of the most versatile tools in the HVAC toolkit for the Nassau and Suffolk County homes we work on every day. Whether it is a hot garage, a cold basement, or a room that never seems to stay comfortable, ductless mini splits give you precise control exactly where you need it.

Let Universe Home Services provide your home with the complete range of ductless mini split services it needs. Schedule with us today.

(516) 473-0202


Expert Ductless Solutions on Long Island

Long Island is home to hot, humid summers, cold winters, and unpredictable stretches in between.

Universe Home Services helps you stay prepared for all of it with professional ductless mini split services, backed by decades of HVAC experience across Nassau and Suffolk County.

Ductless systems reach the spaces central HVAC cannot, whether that is a converted attic, a finished basement, an addition over an unheated garage, or a 1950s home that was never ducted in the first place. From new installations to repairs and routine maintenance, our team handles the full scope with the precision the equipment requires, so the system performs the way it was designed to through every Long Island season.

Years in Business

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Emergency Service

Homes Serviced Annually

Why Work With Universe Home Services?

Seven decades of HVAC service across Long Island means we understand what works in Nassau and Suffolk County homes and what does not, including where ductless systems are the right answer and where they are not. That experience shapes every recommendation we make.

When a ductless system stops cooling in July or stops heating in January, you do not want to wait a week for a diagnostic. We respond quickly and work efficiently to restore comfort to the zones the system covers.

Our HVAC technicians are skilled, certified, and experienced across ductless mini split systems, including single-zone and multi-zone configurations from the major manufacturers. Every installation, repair, and tune-up is handled by someone who knows the equipment and the refrigerant handling it requires.

From heating and cooling to plumbing and electrical, we offer a full range of services to support your home’s needs. That matters on ductless projects where the installation touches the electrical panel, the exterior wall penetration, and the condensate line all at once.

We take the time to explain your options and provide straightforward recommendations so you can make informed decisions. If a repair solves the problem, that is what we recommend, not a replacement that is easier to sell.

Every job is completed with attention to detail and a focus on long-term performance, including clean refrigerant line routing, proper condensate drainage, and tidy electrical runs. The install has to look right and perform right for years, not just on commissioning day.

We treat your space with care, keeping work areas clean and minimizing disruption during every service. Ductless installations involve wall penetrations and line hide runs that are visible after the job is done, and we take the finish seriously.

As a trusted name on Long Island, we are committed to delivering dependable service and building lasting relationships with our customers. Homeowners across Nassau and Suffolk County rely on us because we know the homes here and we show up when we say we will.


An Easy, Stress-Free Scheduling Process

Getting ductless HVAC help should never feel complicated.

Universe Home Services makes the entire process easy from start to finish, so you are always able to get the help you need.

Call us or schedule service online at a time that works for you. We will gather a few details about your home, your existing system if there is one, and the comfort concern driving the call, then get your appointment set quickly.

Our technician assesses your space, your existing equipment or installation site, and the comfort zones you want to address. You receive a clear walkthrough of your options with honest recommendations and upfront pricing before any work begins.

We complete the work efficiently and with care, testing the system in both heating and cooling modes where applicable and verifying your home is comfortable before we leave. You get a ductless system that performs the way it was designed to.

(516) 473-0202

What Our Customers Are Saying

100% Satisfaction Guarantee

4.8
Based on 7389 reviews
Great company and great employees!
Weโ€™ve met with multiple experts this past week to get ACs installed in our home, and weโ€™re especially impressed with Will Earley. His passion and knowledge in the field are unmatched. He answered every single question we had in depth, and you could tell he actually enjoyed talking about the subject. He didnโ€™t rush the appointment or try to just sell us a product. 10/10 recommend him. Wonderful guy.
Wonderful service!! Brian was professional and explained everything to me. Had a great experience! 10+
Wonderful experience with Dylan from Universe air conditioning. He checked everything and found the cause of the AC not working . He is very kind and thorough. I am very grateful for his help and will always ask for him. In the future. I highly recommend Universe. I just called them and booked appt. With their electrical dept, Thatโ€™s how much I trust their work. Thanks again Dylan and Universe.
Great service.
We have used Universe several times in the past year or so and each time they were exceptionally good. They are professional and honest and knowledgeable. We had the same technician , Bob Grillo, for both a heating and cooling problem and he was great. Definitely recommend Universe
The service has been expensive but so far the work seems to be fine.
I have always had a great experience with this company l regardless of what service I have needed. Recently they did a fantastic job rewiring a part of my house 10/10 would hire again
Brian was professional and very knowledgeable. His priority was my satisfaction as a customer. He worked diligently to fix the plumbing issues in my kitchen. Iโ€™m very impressed with his problem solving skills.
Excellent courteous friendly service. Very knowledgeable. These guys get it right every time.
Very pleased with the plumber and her service. Very personable. An expert in her plumbing knowledge. Will certainly recommend her and universe.
Fantastic service! Nick was super helpful and knowledgeable. Highly recommend.
Great service!
Excellent service from Anthony
Anthony was very knowledgeable, effecient and equipped with the right parts to get my boiler going.
HVAC Tech Lawrence Engelbert from Universe Home Services was very knowledgeable, professional and informative. He serviced my US Boilers ALTA220C Combi Boiler. He did an amazing job and because of him I will get all the future services done by Universe Home Services.
Nick was very professional and knowledgeable about his job. Definitely recommend him for future service.
My neutralizer tank didn't look like it was draining and the water was quite dark. Karl was fantastic! Diagnosed in under 5 min, changed the beads and explained exactly what it purpose was๐Ÿ˜œ๐Ÿ˜œ.
Nick & Justin were total professionals. Nick took the time to explain everything clearly to us.
I came home to the heat and hot water not working. The baseboards were ice cold and it was 32ยฐ outside. I called the number and someone answered right away. The forecast was for the temperature to go down to the low 20s and a 4 to 6 inch accumulation of snow. I was very worried that I wouldnโ€™t be able to stay in my house without heat. The dispatcher assured me that someone would be there within a few hours and that they would call before they came. Less than two hours, Anthony came to my house. When he walked in, he said he could hear the alarm coming from the heating system. When he saw it, he recognized the error code right away and was able to fix it very quickly. The whole thing took less than 30 minutes, including bleeding the pipes and restarting the system after fixing the part water pressure sensor that was causing the trouble. I.HIGHLY recommend them!
Great job on unclogging my drain!
The plumber Brian Gerle, a plumber from Universal Home services was fantastic to deal with. He unclogged our bathroom sink. He was polite, thorough, diligent, professional and took care of things quickly. He double checked his work to make sure there were no residual problems.
Home generator estimate. I found David to be very pleasant and knowledgeable.
Great service! Brandon is the best! Knowledgeable, friendly and kind! A pleasure to have him do the work needed and to be fair about it!
Mike was terrific! Explained the problem and remedied the situation the same day!

Universe Home Services truck stocked for HVAC, plumbing, and electrical repairs

(609) 799-3434

Ductless Mini Split Installation

Adding a ductless system gives you control over comfort in spaces traditional systems cannot reach.

We design each installation around your home’s layout, making sure every indoor head is positioned for maximum effectiveness and every refrigerant line is routed cleanly. Our team handles everything from mounting to condensate management to system commissioning, so nothing is overlooked. You are left with a clean install and dependable comfort right where you need it.

Choosing the right size system is essential for performance and efficiency. A unit that is too small will not keep up on the hottest summer days or coldest winter nights, while an oversized system short cycles, wastes energy, and fails to remove humidity the way a correctly sized unit would.

Where the indoor heads are installed directly affects comfort and airflow across the zone. Proper placement avoids hot or cold spots, keeps the unit away from furniture and window lines, and uses the room’s geometry so the conditioned air actually reaches every corner.

Ductless systems allow for zoned comfort, but the right number of zones depends on how the home is actually used. A single-zone system handles one room efficiently, while a multi-zone outdoor unit serving three or four heads gives a whole floor or an addition its own independent control.

Ductless systems require a dedicated circuit and the right installation conditions. On older Nassau County homes with 100-amp panels, the electrical scope may include a panel evaluation before the install can move forward, and we handle that scope in-house.

Ductless Mini Split Replacement

Older ductless systems lose efficiency and struggle to keep up over time.

We guide you through selecting a replacement that improves performance while lowering energy use, and we handle the transition carefully to minimize disruption to your home. Once installed, you notice more consistent temperatures, better dehumidification in summer, and better cold-weather performance from a modern cold-climate-rated system.

If your system struggles to maintain consistent temperatures or no longer keeps up with demand on the hottest or coldest days, it may be losing effectiveness due to age, refrigerant loss, or compressor wear. Replacement restores performance with a newer, more capable unit.

Needing repairs more often than usual is a strong indicator the system is nearing the end of its lifespan. Replacement eliminates ongoing service costs and provides a fresh service life with updated technology and manufacturer warranty coverage.

An older or inefficient system uses more energy to do the same job. If your utility bills are climbing without a clear weather or usage explanation, an aging ductless unit running above its rated draw is a likely cause.

Strange sounds from the outdoor unit, persistent musty odors from the indoor heads, or both at once can signal internal issues that are not always worth repairing on an older system. Replacement is often the more reliable long-term solution.

Ductless Mini Split Repair

When something feels off with your ductless system, it is usually a sign it needs professional attention before the problem grows.

We take a diagnostic-first approach, pinpointing the issue before making any repairs so you are not paying for parts that were not the root cause. Our goal is to restore proper function quickly, whether the problem is at the indoor head, the outdoor condenser, the refrigerant lines, or the control board. We can help with:

Addressing issues right away brings your home back to a comfortable temperature without long disruptions, which matters most during a summer heat wave or a January cold snap when the ductless system is the primary source of comfort for its zone.

Small issues turn into major system failures if left unchecked. A minor refrigerant leak, a failing capacitor, or a clogged condensate drain all get worse until they force a shutdown, and prompt repair stops that progression before it spreads.

A system that is not working properly draws more energy to deliver less comfort. Fixing the problem early restores efficient operation and brings the unit back to the energy use it was designed for.

Taking care of repairs as they arise reduces strain on the compressor and the rest of the system, helping the unit last longer and perform more reliably across the years it should be running.


Green Universe Van parked on the side of residential street

(516) 473-0202

Ductless Mini Split Maintenance

Keeping your ductless system in top shape takes more than occasional use. It takes routine care.

During maintenance visits, we clean the indoor head filters and coils, check the condensate drain, verify refrigerant charge, and inspect the outdoor unit for debris, corrosion, and electrical integrity. This proactive approach keeps the system running efficiently through both heating and cooling seasons and catches small issues before they become service calls.

Regular maintenance keeps your system running at peak performance, so it uses less energy to heat and cool your home. A clean filter and a properly charged system can be the difference between a ductless unit running at rated efficiency and one working noticeably harder to deliver the same comfort.

Routine service catches small issues early, before they turn into costly or inconvenient system failures. A loose electrical connection, a clogged condensate line, or a dirty coil is a five-minute fix at a tune-up and a much bigger problem six months later.

Keeping components clean and properly adjusted reduces wear and tear, helping your system reach or exceed its expected service life. Salt air from Long Island’s coastal proximity accelerates corrosion on outdoor units, and regular maintenance is how that exposure gets caught and managed before it shortens the system’s life.

Cleaning filters and internal components reduces dust, allergens, and buildup, leading to cleaner air throughout the zones your ductless system serves. On mini splits, the indoor head is effectively the air handler for the room, so filter and coil cleanliness has a direct effect on what you are breathing.

Other Solutions for Your Home from Universe Home Services


Ductless HVAC Services on Long Island

Homeowners across Long Island can protect their homes with expert ductless heating and AC services from Universe Home Services.

Whether you are upgrading your comfort, fixing an issue, or maintaining your system, our team is ready to help. We deliver reliable solutions designed to keep your home comfortable in every season.

Schedule your ductless mini split service today and experience the difference of working with a team that puts your comfort first.

Universe Home Services Technician near open van doors

Ductless Mini Split FAQs

How long do ductless mini split systems last?

Most ductless systems last between 15 and 20 years with proper maintenance. Regular service extends the lifespan and maintains performance across that window, and on Long Island, where salt air accelerates corrosion on outdoor units near the coast, consistent maintenance is how the system reaches the top of that range instead of the bottom.

Are ductless mini splits energy efficient?

Yes. Ductless systems are known for their high efficiency because they do not lose energy through ductwork, and many models offer inverter-driven compressors that ramp output up and down to match the load rather than cycling hard on and off. That efficiency shows up as meaningful savings on utility bills, especially on homes replacing window units or electric resistance heat in the same zones.

How many indoor units do I need?

The number of units depends on your home’s layout and how many areas you want to control. A professional assessment helps determine the right setup, whether that is a single-zone unit for a specific room or a multi-zone system covering several spaces from one outdoor condenser. We size the system to the home you actually have, not a generic square footage target.

Do ductless systems provide both heating and cooling?

Yes. Most ductless mini splits are heat pumps that provide both heating in the winter and cooling in the summer. Modern cold-climate-rated models perform well through Long Island winters, and qualifying heat pump installations may also be eligible for rebates through the New York State Clean Heat Program.

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