Residential Package Unit Installation and Replacement

Your Heating & Cooling Team Serving All Of Long Island, NY

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15 Years of Experience
Serving All of Long Island

A well-installed package unit is key to maintaining a comfortable home environment. A. Monte Services offers top-quality residential package unit installation and replacement services, ensuring your system operates efficiently and reliably.

With 15 years of experience serving all of Long Island, our team is dedicated to providing exceptional service. Contact us today for professional package unit installation and replacement services on Long Island.

Why Choose A. Monte Services?


  • Experienced Technicians
    Our team has extensive experience installing and replacing residential package units.
  • Quality Products
    We offer a selection of high-efficiency units to meet your home’s heating and cooling needs.
  • Comprehensive Service
    From initial consultation to installation and ongoing support, we provide a seamless experience.
  • Local Expertise
    Serving all of Long Island, we understand the unique climate and needs of homes in this area.
Financing available through Wisetack

Financing Plans You Can Rely On

We get it: heating and cooling service can be expensive. Especially when there’s an unexpected breakdown, or you need a replacement, the costs can add up at times when we would really rather not have to deal with them. That’s why we’ve partnered with Wisetack to bring you options that can help you get the service you need without breaking the bank.

Contact Us to Apply

Our Package Unit Services

We offer package unit installation and replacement services.

Expert Package Unit Installation

Whether you’re building a new home or upgrading your existing system, A. Monte Services ensures a seamless installation process for your package unit. These systems are ideal for homes that require an all-in-one solution for heating and cooling.

Our Installation Process
  • Initial Consultation
    We evaluate your home’s heating and cooling needs to recommend the best package unit.
  • System Selection
    Choose from a range of high-efficiency units tailored to your home’s requirements.
  • Professional Installation
    Our technicians handle all aspects of the installation, ensuring optimal placement and functionality.
  • System Testing
    We thoroughly test your new package unit to ensure it operates efficiently.
  • Customer Education
    We provide guidance on using and maintaining your new system for long-term reliability.

Efficient Package Unit Replacement

If your current package unit is no longer efficient or reliable, replacing it with a new model can offer improved performance and energy savings. A. Monte Services specializes in package unit replacement, ensuring you get the best system for your home.

Benefits of Replacing Your Package Unit
  • Increased Efficiency
    Modern package units are designed to use less energy, lowering utility costs.
  • Improved Comfort
    Newer models provide better temperature control and consistent heating and cooling.
  • Reduced Maintenance Costs
    A new system minimizes the need for frequent repairs and lowers overall maintenance expenses.
  • Enhanced Air Quality
    New systems often include advanced filtration options, improving indoor air quality.

Our Featured Package Units

High-Efficiency Package Units from Armstrong Air

PRPGE16
High-Efficiency Package Unit

A801E
Armstrong Air
81% AFUE Up to 16.0 SEER
  • 81% AFUE Efficiency
  • 16.0 SEER
  • Variable-Speed Operation
  • Tri-Diamond™ Technology
  • ENERGY STAR® Certified

PRPGE14
Efficient Package Unit

A962E
Armstrong Air
81% AFUE Up to 14.0 SEER
  • 81% AFUE Efficiency
  • Up to 14.0 SEER
  •  Efficient constant torque motor for wide airflow range
  • Two-Stage Scroll Compressor
  • Tri-Diamond™ Technology (Gas/Electric and Dual Fuel only)

Frequently Asked Questions

How do I know if I need to replace my package unit?

Signs include frequent repairs, rising energy bills, and inconsistent heating or cooling. Our technicians can assess your system and recommend the best course of action.

What are the benefits of a package unit?

Package units provide an all-in-one solution for heating and cooling. They are typically more efficient and save space by combining components into a single unit.

How long does the installation process take?

Installation usually takes one to two days, depending on the complexity of the job and your home's specific requirements.

Will a new package unit save me money?

Yes, a new, efficient package unit can significantly reduce your energy bills by using less electricity to heat and cool your home.

Do you offer financing options?

Yes, we offer financing options to make your package unit installation or replacement more affordable. Contact us for more details.

For reliable residential package unit installation and replacement services on Long Island, trust A. Monte Services. Contact us today to schedule an appointment and ensure your home stays comfortable with a new package unit.

Our Featured Specials & Rebates

We always try to bring you the most affordable service available, and that includes bringing you rebates and specials so you can save.

PSEG Long Island

HVAC Instant Rebates Program

You can save energy at home by making the switch to high-efficiency heating and cooling equipment. Heating and cooling can account for nearly half the energy you use at home. If your HVAC equipment is more than 10 years old, replacing it with ENERGY STAR® certified models could save up to 20% on heating and cooling costs.*

It’s more affordable than ever to make the switch to a more energy-efficient system. Through PSE&G’s residential HVAC Instant Rebates Program, you can save up to $1,050 on eligible equipment when you work with one of our participating contractors.

Contact Us To Apply
$50 Off AC Tune-Up

$50 Off

AC Tune-Up

Cannot be combined with any other offer.

$500 Off AC Replacement

$500 Off

AC Replacement

Cannot be combined with any other offer.

$25 Off Filter Replacement

$25 Off

Filter Replacement

Cannot be combined with any other offer.

PROUDLY SERVING MT SINAI AND ALL OF LONG ISLAND, NEW YORK With Over 15 Years of Experience

Mt. Sinai

Miller Place

Rocky Point

Smithtown

Port Jefferson

Sound Beach

All of Long Island

A. Monte proudly serves Mt. Sinai and all of Long Island!
A. Monte Services
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Proudly Located in
Mt Sinai, NY

(631) 875-2966

Mon-Fri: 8AM-4PM

Emergency Service Available

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Long Island Builders Institute

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