Ductless Mini-Split Services in Glen Cove

Serving North Shore Homes Since 1973 — Three Generations of Ductless Installation & Repair

Many Glen Cove homes were built long before central air conditioning was standard. Older North Shore properties, homes with radiator heat, newer additions, and finished basements often have no path for traditional distribution systems, leaving certain rooms stubbornly warm in summer and cold in winter. L. Graziose Plumbing Heating & Cooling offers ductless mini-split installation and repair designed for exactly these situations. Our third-generation family business has served Glen Cove since 1973, and our licensed technicians are familiar with all leading ductless makes and models. This means we can match the right system to your home’s specific layout and load.

We provide upfront pricing before work begins so there are no surprises when the job is done. Our technicians use drop cloths and vacuum throughout every installation to leave your home in clean condition. From a single problem room to a whole-home setup, we make ductless installation a hassle-free experience.

Call (516) 614-4071 or contact us online for ductless mini-split services in Glen Cove.

Our Ductless Mini-Split Installation Process

Glen Cove’s housing stock presents a familiar challenge: pre-war construction, homes with baseboard or radiator heat, and newer additions that were never tied into a central system. For these homes, mini-split installation isn’t a workaround. It’s a practical path to reliable, room-by-room comfort. Our process is built around getting the sizing and placement right from the start, so the system can perform as intended over time.

Assessment & Upfront Pricing

We begin with a detailed assessment of your home’s layout to determine the best placement for both the indoor air handlers and the outdoor condenser unit. Proper sizing accounts for room square footage, ceiling height, insulation quality, and sun exposure to ensure the installed unit matches the space’s actual load. Before work begins, we provide a transparent, upfront price. No surprises when the bill arrives.

Installation & Cleanliness Standards

Our technicians use precision tools for drilling and mounting so every connection is secure and discreet. Throughout the project, we lay drop cloths and vacuum as we work, leaving your living space in the same condition we found it.

System Testing & Homeowner Walkthrough

Once installation is complete, we walk you through the operation of your new system: remote control functions, multi-zone settings, and everything you need to get the most from it. Our technicians are well versed in all leading makes and models and calibrate every system for energy efficiency and long-term reliability. From initial consultation through final testing, the process is designed to be straightforward from start to finish.

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See What Our Customers Are Saying About Us

At L. Graziose Plumbing Heating & Cooling, your satisfaction is our priority! See for yourself what people have to say about working with us.

  • "Highly recommend Graziose Plumbing."

    Graziose Plumbing did an excellent job in helping to get Jeanines American Bistro open

    - Jeanine D.
  • "We Highly recommend this company"

    He did a great job figuring out and fixing the problem.

    - R. Burtis
  • "Scott is a very knowledgeable and experienced professional"

    I highly recommend Grazoise Plumbing to anyone seeking a quality job at a reasonable price.

    - Kevin D.
  • "Love the services Graziose provides."

    I have always appreciated the Graziose for their responsive and capable services!

    - Susanne F.

Ductless Mini-Split Repair Services in Glen Cove

Glen Cove’s proximity to the Long Island Sound is hard on outdoor mechanical equipment. Salt-laden air and high summer humidity accelerate corrosion on refrigerant piping, electrical connections, and coil fins. A visual inspection alone can miss early-stage damage before it becomes a refrigerant loss or electrical failure. Our licensed technicians use state-of-the-art diagnostic tools to identify what’s actually happening inside the system, not just what’s visible from the outside.

Ductless systems require a focused approach to maintain their high-efficiency performance and sophisticated electronic components. At L. Graziose Plumbing Heating & Cooling, we identify the root cause before implementing a fix, so your zoned comfort is addressed correctly. Whether you have a single-zone unit or a multi-zone setup, we can help.

We offer the following ductless mini-split repair services:

  • Refrigerant leak detection and system recharging
  • Condensate pump repair and replacement
  • Inverter board and control board troubleshooting
  • Blower wheel cleaning and balancing
  • Sensor and thermistor replacement
  • Drain line clearing and decontamination
  • Expansion valve (EEV) repairs
  • Communication wire troubleshooting
  • Fan motor replacement (indoor and outdoor units)
  • Coil cleaning and leak repair

Call (516) 614-4071 or contact us online for ductless mini-split services in Glen Cove.

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Areas We Service
  • Albertson
  • Babylon
  • Bellmore
  • Bethpage
  • Carle Place
  • Centerport
  • Cold Spring Harbor
  • Commack
  • Copiague
  • Deer Park
  • Dix Hills
  • East Massapequa
  • East Medow
  • East Northport
  • Elwood
  • Farmingdale
  • Franklin Square
  • Freeport
  • Garden City
  • Garden City South
  • Glen Cove
  • Glen Head
  • Great Neck
  • Hempstead
  • Hicksville
  • Huntington
  • Huntington Station
  • Jericho
  • Lake Grove
  • Levittown
  • Lindenhurst
  • Lynbrook
  • New Hyde Park
  • North Babylon
  • Northport
  • Oyster Bay