Lehigh’s Local Air Conditioning Experts

Haller is proud to have served Lehigh residents since 1981! Our team has built a reputation for quality workmanship, honest recommendations, and customer-first service throughout the area.

From Slatington Borough to Walnutport, Haller prioritizes safety above all else during air conditioning installation in Lehigh, following strict standards that guarantee reliable operation from the moment your system starts up. Our straightforward scheduling process and 100% satisfaction guarantee back every AC installation we complete. Lehigh’s summer heat demands dependable cooling. Haller delivers the comfort you need.

(717) 204-8120

4.7
Based on 8278 reviews
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Carrier Residential Factory Authorized Dealer
North American Technician Excellence - NATE - Certifying the Finest in HVACR

Emergency Service

HVAC Systems Serviced

Drains Cleared

Trucks on the Road


Our Easy Scheduling Process

Getting your new air conditioning system installed in Lehigh starts with a straightforward approach that works around your schedule. Haller’s team handles everything from initial consultation through complete system testing, making the entire experience hassle-free so you can start enjoying dependable cooling in your home without delay.

Call Haller or request an appointment online. Our team gathers a few details about your home and schedules your in-home consultation for air conditioning installation in Lehigh.

One of our comfort specialists assesses your space and discusses your comfort goals. We walk you through system options with clear, upfront pricing so you can make a confident decision about air conditioning installation in Lehigh.

Our experienced technicians handle every detail. We test your new system, make sure everything is operating properly, and answer your questions before we leave your Lehigh home.

(717) 204-8120


What Our Customers Are Saying

Learn More About Our 100% Satisfaction Guarantee

4.7
Based on 2444 reviews
This is the second time we had Shawn D. for service. He is very professional, patient and knowledgeable. Thank you!
The service was excellent. Thank you Jared@
Great service today
Hallerโ€™s has excellent employees! Austin was here for our annual spring air conditioning service! He explained to me everything that he did, and the conditions of our system (only required a new filter). Very courteous. I hope he will be our technician next year!!
Haller provided quick service and very responsive. Jason B the tech was excellent and provided very detailed information. Highly recommend!
The technicians are very knowledgeable very professional courteous couldnโ€™t ask for any better
Great service!
Mark did annual maintenance on our tankless water heater. Reset the system and explained things about the system we didnโ€™t know.
The service provider was very pleasant and very efficient he got the job done very quickly
He was very thorough and meticulous
Great timely maintenance service. 14th year keeping our home heated and cooled. Thank you.
Excellent service. I have used Haller for all household needs for over 20 years
Connor was professional, gave options and the price and didnโ€™t pressure. Work was done well, and we appreciated how quickly Haller sent someone out to replace the outside faucet.
Highly recommend, Jonathan was very informative and knowledgeable!
Staff is excellent, prompt, friendly, professional
Fantastic job. Very professional. Would highly recommend Mark when such a task is needed, ie, installation of a new water heater!!
Great service and information.
Stephen arrived on time, inspected our thermostat and furnace and explained what our problem was. He explained everything clearly and made suggestions and quoted prices. He was very transparent both on what needed to be done and cost. He then promptly proceeded to complete the needed work. He was very professional. I am very pleased with Stephen and Haller. I highly recommend their services.
Great overall service!
Appt was scheduled quickly, service man was pleasant and explained clearly what repair needed to be done. I have been a customer for years and will continue to call them. To
Repair that was included in our service contract.
Thank you Colin and Rodrigues for wonderful, prompt, virtuous service. It is awesome to have my hot water back! You two are the best!! ๐Ÿค—
Chris did a great job cleaning both splits. He also explained what could be causing the whirl sound coming from one of them. Gave me a quote for the work so we can plan our budget.
The technician, John Wentz was very efficient, knowledgeable and professional. Highly recommend.
Another great experience with a Haller. Every technician that comes out to service our units is knowledgeable, respectful, and thoughtful. Thanks Nate!

(717) 204-8120

How to Know If It’s Time for a New Air Conditioner

Your air conditioner may need replacement if it’s struggling to keep up with Lehigh’s summer heat demands.

Higher energy bills, uneven cooling, and frequent breakdowns often signal that your aging or inefficient AC system in Lehigh needs replacement. Air conditioning installation in Lehigh becomes the smart choice in these situations. Recognizing these warning signs early helps you avoid sudden system failures and allows time to plan for a more reliable, energy-efficient upgrade.

Constant summer repair calls mean costs pile up fast. An older unit approaching the end of its lifespan may cost more to maintain than replacing it with a new system would.

Cooling costs in your Lehigh home climb suddenly or gradually increase over time. This typically indicates your system’s efficiency is declining. Modern air conditioning systems deliver more consistent comfort while using significantly less energy.

Temperature variations from room to room in your Lehigh home often signal that your current system struggles with proper air distribution. Professional replacement with correctly sized equipment can bring back the balanced, even cooling your family needs.

Air conditioners in Lehigh typically provide 10 to 15 years of reliable service with proper maintenance. Units reaching this age range that show wear patterns benefit from replacement, as upgrading delivers improved reliability and peace of mind for Lehigh homeowners.

Types of Air Conditioning Systems We Install

From central air systems to ductless mini-splits, Haller installs high-performance air conditioning solutions designed for Lehigh homes’ specific cooling requirements.

Based on your home’s layout, energy goals, and budget, our team will guide you to the right solution that delivers long-lasting comfort and efficiency for your Lehigh property.

For Lehigh homes with existing ductwork, central air conditioning systems deliver ideal whole-home cooling with consistent temperatures throughout. High-efficiency models available today provide reliable performance during peak summer heat while offering improved energy savings and quieter operation.

For Lehigh homes lacking existing ductwork or needing targeted room cooling, ductless mini-split systems offer a flexible air conditioning installation solution. These systems provide zoned comfort control and improved efficiency while allowing for easy installation with minimal disruption to your home.

Heat pumps deliver both cooling and heating capabilities, which makes them an excellent air conditioning installation option for Lehigh homeowners focused on energy efficiency. Rather than generating heat, these systems transfer it from one location to another, allowing Lehigh residents to cut energy consumption while enjoying consistent comfort throughout the year.

Why Lehigh Chooses Haller for Air Conditioning Installation

Residents throughout Lehigh choose Haller for air conditioning installation because our decades of experience pairs with genuine dedication to customer care.

Since 1981, families throughout Lehigh have counted on Haller for reliable air conditioning installation in Lehigh and expert workmanship they can trust.

Our NATE-certified technicians follow strict quality and safety standards on every air conditioning installation in Lehigh.

Haller installs industry-leading equipment backed by strong manufacturer warranties and is a BBB Accredited Business, reflecting our commitment to ethical service throughout Lehigh.

Haller offers financing to make air conditioning installation in Lehigh more manageable. Improved comfort and energy savings, without unnecessary financial stress.

Our emergency technicians provide round-the-clock service throughout Lehigh, from Slatington Borough to areas near Lehigh Canal, ready to restore cooling during unexpected breakdowns in Pennsylvania’s humid summer months.

Ongoing maintenance through our Home Comfort Club protects your air conditioning installation investment, with service available near Lehigh Canal and across Lehigh.

Haller stands behind every air conditioning installation in Lehigh with a 100% satisfaction guarantee.

(609) 799-3434



Male Haller tech with tool bag entering residential home smiling.

Schedule Your Air Conditioning Installation in Lehigh

Ready to beat Lehigh’s summer heat? Contact Haller today to schedule your air conditioning installation in Lehigh and enjoy reliable, energy-efficient comfort before the next heatwave hits.


Air Conditioning Installation FAQs

How do I know what size air conditioner my home needs in Lehigh?

Your home’s square footage, insulation quality, existing ductwork, and room layout all help determine the right AC size for your Lehigh property. An undersized unit will struggle during Pennsylvania’s humid summers. An oversized system cycles on and off too frequently, wasting energy and creating uneven temperatures. Our technicians conduct a thorough assessment of these variables during your consultation to match the equipment capacity to your home’s specific cooling needs.

How long does air conditioning installation take in Lehigh?

A typical air conditioning installation in Lehigh takes one full day from start to finish. Jobs requiring ductwork changes or electrical upgrades can extend to two days, depending on your home’s specific needs. Our technicians assess the scope during your consultation and give you an exact timeframe so you know what to expect.

Do you offer financing for AC installation in Lehigh?

Yes, we provide financing options that make air conditioning installation in Lehigh, PA, more affordable for homeowners. We also serve nearby Walnutport and surrounding areas. Our specialists explain the different payment plans available so you can find one that works with your financial situation.

What’s the average lifespan of a new air conditioner in Lehigh?

A properly installed air conditioning system typically provides 10 to 15 years of reliable service in Lehigh, PA. Regular maintenance plays a crucial role in reaching that full lifespan. Neglected systems often fail earlier due to dirty coils, clogged filters, and worn components. Our Home Comfort Club maintenance program helps protect your investment by keeping your AC running at peak performance throughout its expected life.

Is professional installation really that important in Lehigh?

Professional installation makes a significant difference in how well your air conditioning system performs and how long it lasts. Incorrect installation can void manufacturer warranties, reduce efficiency by 20-30%, and lead to premature breakdowns that cost far more than the initial installation savings. In Lehigh’s humid summers, an improperly installed system struggles to maintain consistent temperatures. It often develops refrigerant leaks or electrical issues. Our certified technicians follow manufacturer specifications and local codes during air conditioning installation in Lehigh, which protects your investment and keeps your system running reliably for its full expected lifespan.

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