Window AC Installation & Replacement in New York City
From the initial measurement to the final window AC installation, Fusion Repair’s technicians are here to assist you. We regularly work on apartments, condos and other residential units.
Complete Window AC Installation Services
Your comfort is our top priority. At Fusion Repair, our window air conditioner installation service is straightforward. Costs can be as little as $245 – $285 per unit if no construction work is needed.
We’ll even remove the old unit if we’re replacing it.
At the end of the call, we provide a Certificate of Insurance for your building. We do it all, including:

Why New York Trusts Fusion Repair
New Yorkers trust us as their go-to window AC installation company.
Our licensed technicians will come to your building to measure, inspect and begin installing your unit. Locals trust us because we offer:
Apartment-Ready Installs
Hassle-free window AC installations for NYC apartments. Our installs meet building requirements and management approval standards every time.
Noise Code Compliance
All installations follow local noise code regulations. We ensure your window AC operates quietly and within city-approved sound levels.
BTU Sizing for Your Space
Expert BTU assessment. Our technicians ensure we install the right-sized AC unit to your room for efficient, consistent cooling.
Safe Bracket Installation
Professionally installed, load-tested brackets providing maximum safety and stability for your window AC unit at any height.
No Window Damage Guaranteed
Our careful installation process protects your window frame, glass and sill. Guaranteed.
Licensed & Insured
Fully licensed and insured installation technicians come to your location. We give you complete peace of mind, liability protection and professional accountability on every job.

Types of Window AC Units We Install
Not all window AC units are the same. We measure your space to select the right type of model to maximize your comfort, efficiency and cost. Our experienced technicians are trained to install a wide range of window AC units across NYC:
- Apartments
- Condos
- Commercial spaces
Whether you need a compact unit for a small bedroom or a powerful system for a larger living area, our company has the expertise to get it done right.
Standard Window AC Units
Quick, affordable installation of standard window AC units perfectly fitted for single and double-hung windows in NYC apartments.
Through-the-Wall Sleeve Units
Professional through-the-wall sleeve unit installation providing permanent, space-saving cooling solutions ideal for NYC apartments, condos, and co-ops.
Casement & Sliding Window AC
Specialized installation of casement and sliding window AC units designed to fit vertical and non-traditional window configurations perfectly.
Energy Star / Inverter Models
Expert installation of Energy Star and energy-efficient inverter AC models. Our units lower utility bills and provide consistent year-round comfort.
Call us (332) 242-4444
Our Installation Process
We make it quick and easy to install a window AC in your NYC home. Here’s how our process works:

Site Assessment & BTU Calculation
Every job starts with a proper assessment. We evaluate your:
- Room size
- Sun exposure
- Cooling needs
This helps us determine the right BTU capacity to cool your space.

Mounting & Secure Installation
Our technician fits the unit precisely into your window opening or sleeve. We ensure the system is properly secured, level and stable.

Sealing, Testing & Cleanup
Our tech seals all gaps to prevent air leaks and tests the system to make sure it works properly.





How Much Does Window AC Installation Cost in NYC?
Window AC installation cost varies based on unit size, property type and other factors.
Give us a call or contact us online to get a quote today.
Window AC Installation by Property Type
Every NYC property comes with its own set of rules and building requirements. Our technicians are familiar with them all. We ensure a smooth and compliant installation wherever you’re located.

Historic Brownstones
These properties often have strict aesthetic guidelines and older electrical systems. We recommend units that meet your needs and landmark preservation requirements.

Condos & Co-ops
We handle any window air conditioner installation in NYC, including condos and co-ops. Most of these properties require board approval and a COI before work begins. We provide the necessary documentation and handle the entire installation process compliantly.

Townhouses
Homeowners have more flexibility here, but you may still require bracket support or sleeve adjustments. We evaluate each floor and room to recommend the most effective solution.

Pre-War Buildings
Homes in this category often have non-standard wall sleeves and older wiring. To install a
window AC unit in NYC buildings like these, you need the right expertise. That’s where we come in.
Where We Install Window AC Units

We handle window and through-the-wall installations in residential properties across these cities.
Brands We Install
Our window AC installation in NYC includes all major brands and models, including Frigidaire, LG, Friedrich, Midea and more. We recommend models based on efficiency, noise level, BTU capacity and other essential factors.
Frequently Asked Questions
Keep Your NYC Apartment Cool
Need a full AC window unit installation in NYC or a through-the-wall unit? Our team handles everything.
We regularly work in condos and apartments, so you’re in capable hands every step of the way.



















