HVAC Services You Can Count On All Year

You choose Haller for HVAC services in Yorklyn, you get repairs, installations, maintenance, and 24/7 emergency service for every type of heating and cooling equipment.

Heating and cooling systems work overtime during Yorklyn’s harsh winters and sticky summer months. You deserve a team that arrives promptly, clearly explains the problem, and restores your home’s comfort.

With our trucks covering Yorklyn daily, we reach you fast. Your heat goes out at midnight or your AC quits on a Sunday afternoon? We pick up the phone and send out a technician.

Emergency Service

HVAC Systems Serviced

Drains Cleared

Years in Business

Trucks on the Road


4.7
Based on 8257 reviews
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Carrier Residential Factory Authorized Dealer
North American Technician Excellence - NATE - Certifying the Finest in HVACR

Yorklyn’s Trusted HVAC Service Provider Since 1981

We answer the phone, show up on time, and explain what’s wrong before we start any work.

Since 1981, we’ve been caring for Yorklyn homes. Local families across multiple generations have relied on us for their furnaces, air conditioners, heat pumps, and boilers. Our team is easy to schedule with and easy to reach, so you’re never left waiting or wondering. Every HVAC service in Yorklyn is backed by our 100% satisfaction guarantee.

(717) 204-8120


Why Yorklyn Homeowners Choose Haller

Your safety is our top priority on every job, from small repairs to full system installations. We follow strict standards and best practices to make sure your home’s systems operate safely and efficiently.

We make scheduling simple and convenient, whether you call us or book online. Our responsive team keeps you informed every step of the way so you’re never left guessing.

Home emergencies don’t wait. Neither do we. Our 24/7 emergency services help Yorklyn homeowners get fast, dependable help.

We’ve proudly served Central and Eastern Pennsylvania since 1981, bringing decades of experience to every job. From Yorklyn to surrounding communities, we help homeowners stay comfortable through every season with HVAC solutions built for how people actually live here.

We offer a range of financing options that make it easier to move forward with necessary repairs or system upgrades. With flexible payment solutions, you can improve your home’s comfort without unnecessary financial strain.

Our NATE-certified technicians bring advanced training and proven expertise to every service call. As a BBB Accredited Business and Carrier Factory Authorized Dealer, we meet high standards that give you added confidence in our work.

Our Home Comfort Club provides preventative maintenance, priority scheduling, and exclusive member savings. It’s a proactive way to protect your home’s systems and enjoy greater peace of mind year-round.

Every HVAC job comes with our 100% satisfaction guarantee. Something isn’t right? We come back and fix it.


Our Easy, 3-Step HVAC Scheduling Process

Getting HVAC services in Yorklyn with Haller is simple, convenient, and designed around your schedule.

You’re dealing with an urgent issue or planning a home upgrade in Yorklyn. We make it easy to get the professional help you need without added stress.

Call us or schedule your appointment online at a time that works best for you. Our friendly team will gather a few details about your home and service needs to make sure we’re fully prepared.

Our licensed technician will arrive on time, assess the situation, and explain your options clearly. We provide honest recommendations and upfront information so you can make a confident decision.

Once you approve the work, we complete the job with a focus on safety, efficiency, and long-term performance. You can relax knowing your service is backed by our 100% satisfaction guarantee.

(717) 204-8120


What Our Customers Are Saying

Learn More About Our 100% Satisfaction Guarantee

4.7
Based on 2435 reviews
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!
He was very friendly got the job done in a good amount of time.
Mason was very prompt, provided excellent status updates to his arrival, and conducted his work professionally. Thank you Mason!
Austin was very professional today and did a great job! Thank you Austin!
I have been working with Haller for several years for my whole house generator. The techs have been super friendly and informative, which I really respect because I like to know how these things work! Very reasonable prices too! They were also the only service company that I was able to find to work on my generator, because everyone else didnโ€™t want to touch it since they โ€œdidnโ€™t install itโ€โ€ฆ I have no idea who installed mine because it came with the house and the previous owner didnโ€™t leave us that info. Haller has definitely been a life saver for my generator!
Complete HVAC system installation was done flawlessly and efficiently. Consultation and service was professional from the start to end.
Have only experienced fine dealings with everyone at Haller during the seamless process of replacing the old HVAC system and then with each seasonal maintenance check-up. Recently, Jeff performed the winter-to-summer maintenance work. He made this system simple and easy to understand for us, and we appreciate his patience and expertise. Highly recommend Haller Enterprises!
A/C replacement: the installers were courteous and efficient, showed up on time and did a good job
Phil Rathman was great! He was a great help, great to talk to, and went above and beyond to make sure our system was running efficiently. I would highly recommend!
Brian is excellent with my HVAC service
Service is always excellent. Maintenance
James , did a great job . I highly recommend Haller.

Homeowner greeting Haller technician at the door for maintenance

Stay Ahead of HVAC Issues with the Home Comfort Club

Maintaining your HVAC services in Yorklyn becomes simple, affordable, and stress-free with the Haller Home Comfort Club. Proactive service and exclusive member benefits help you stay ahead of problems rather than reacting to unexpected breakdowns, protecting your comfort throughout Pennsylvania’s changing seasons.

Priority scheduling comes automatically with your Home Comfort Club membership, particularly during those brutal summer heat waves or bitter winter cold snaps. You won’t find yourself waiting in line for service. Members get moved to the front of our schedule whenever possible, which means faster comfort restoration for your family. This approach reflects how seriously we take your home’s priority status.

Routine maintenance is the key to avoiding costly breakdowns and extending the life of your equipment. With scheduled tune-ups included in your membership, we inspect, clean, and optimize your systems for safe and efficient operation. This proactive approach helps catch small issues before they turn into major repairs. You’ll enjoy more reliable performance and improved energy efficiency throughout the year.

Home Comfort Club members receive special discounts on repairs and services, making it easier to manage household maintenance costs. Over time, those savings can add up significantly, especially if unexpected issues arise. You may also gain access to seasonal promotions and member-only offers. It’s a smart investment that delivers value well beyond routine service.

With the Home Comfort Club, you build an ongoing partnership with a team that understands your home’s systems. We keep detailed service records and provide personalized recommendations based on your equipment’s condition and performance. Backed by our commitment to safety and 100% satisfaction guarantee, you can feel confident that your comfort is always protected.

Schedule home system maintenance by calling (717) 204-8120.


Your Choice for Yorklyn HVAC Services

Keeping your home comfortable in every season requires heating and cooling solutions you can rely on.

Haller provides expert HVAC services in Yorklyn, delivering dependable repairs, energy-efficient installations, and preventative maintenance designed to keep your system running safely and efficiently year-round.

(717) 204-8120

Cooling Icon

Air Conditioning

Pennsylvania’s humidity makes AC failures miserable fast. We keep cooling systems running through the worst of summer.

We service central air conditioners, ductless systems, and heat pumps in cooling mode. Refrigerant leaks, compressor failures, frozen coils, and electrical problems.

  • AC Repair: Fast AC repair in Yorklyn restores comfort quickly when your system isn’t working right.
  • AC Installation: We install high-performance AC systems built for reliable, energy-efficient cooling.
  • AC Maintenance: Professional AC maintenance helps prevent breakdowns and improve efficiency.
  • AC Replacement: Expert AC replacement in Yorklyn upgrades your home with modern, energy-efficient cooling.
Furnace

Furnaces

Dependable furnace services keep your Yorklyn home warm and safe during winter.

We service and install high-performance furnace systems built to handle Yorklyn’s coldest temperatures. Need maintenance, repair, or a full replacement? We make sure your system operates safely and provides consistent heat.

  • Furnace Repair: Prompt furnace repair in Yorklyn restores reliable warmth when your system won’t ignite, heats unevenly, or makes unusual noises.
  • Furnace Installation: We guide you through selecting the right furnace for your home. Then we manage installation with precision and care.
  • Furnace Maintenance: Routine furnace maintenance keeps your system running efficiently. It also helps you avoid unexpected breakdowns during the coldest months.
  • Furnace Replacement: Professional furnace replacement in Yorklyn improves comfort and lowers energy bills. You’ll get more dependable performance all winter.
Heat Pump

Heat Pumps

Heat pumps handle both heating and cooling. That makes them a practical choice for Yorklyn’s variable climate.

Modern cold-climate heat pumps maintain efficiency even when temperatures drop into the 20s. We install air-source and ground-source systems.

  • Heat Pump Repair: Heat pump repair in Yorklyn for refrigerant issues, defrost cycle problems, reversing valve failures, and compressor diagnostics.
  • Heat Pump Installation: We design and install heat pump systems tailored to your home’s layout and efficiency goals.
  • Heat Pump Maintenance: Routine heat pump maintenance keeps your system running efficiently. It also extends its lifespan with thorough inspections and performance checks.
  • Heat Pump Replacement: Is your heat pump aging or underperforming? Heat pump replacement in Yorklyn with a modern system improves comfort and lowers energy costs.
Ductless system

Ductless Mini-splits & VRFS

Ductless mini splits provide flexible, zoned comfort for homes in Yorklyn.

Perfect for additions, older homes near Historic Yorklyn, or rooms without ductwork. These systems let you control temperatures independently. We install and service ductless systems to improve comfort and efficiency.

  • Ductless Mini-Split Installation: Wall-mounted indoor units connect to an outdoor compressor via refrigerant lines. Minimal construction required compared to adding ductwork.
  • Ductless Mini-Split Repair: If your ductless system isn’t working right, we diagnose the issue and provide reliable ductless repair in Yorklyn. We’ll restore efficient heating and cooling.
  • Ductless Mini-Split Maintenance: Regular ductless maintenance keeps your system running at peak efficiency through filter cleaning, coil inspection, and refrigerant checks.
  • Ductless Mini-Split Replacement: Is your ductless system outdated or struggling to keep up? We provide expert ductless replacement in Yorklyn with modern, energy-efficient units.
Boiler

Boilers and Radiant Heating

Professional boiler services provide steady, consistent heat for your Yorklyn home.

Rely on a traditional or high-efficiency boiler? We handle repairs, maintenance, and installations. Our technicians make sure your system runs safely and efficiently through winter.

  • Radiant Heating: In-floor and baseboard radiant systems deliver heat without blowing air. No drafts and no dust circulation. We install and repair radiant heating systems in Yorklyn homes.
geothermal heating icon

Geothermal

Geothermal heating systems offer sustainable, energy-efficient comfort.

By using the earth’s natural energy, geothermal systems provide consistent heating and cooling with lower operating costs. We design and service geothermal solutions near Yorklyn for homeowners looking for long-term savings and environmental benefits.

Furnace

Oil-to-Gas Conversions

Converting from oil heat eliminates tank maintenance and often lowers fuel costs.

We handle the full conversion process: removing old equipment, coordinating gas line work, and installing your new furnace or boiler. Many Yorklyn homeowners have made the switch as natural gas availability has expanded.

Indoor air quality

Indoor Air Quality Solutions

Dry winter air and humid summers both affect comfort and health in Yorklyn homes.

We install whole-house humidifiers, dehumidifiers, air purifiers, and filtration systems that work with your existing HVAC equipment.

Smart Thermostat Icon

Thermostats & Smart Home Devices

The right thermostat reduces energy waste and makes your system easier to control.

We install Wi-Fi thermostats, programmable thermostats, and multi-zone controls. Proper placement and programming make a measurable difference in efficiency.

Haller Technician Helping customer with Memberships

Other Home Services from Haller

Your heating and cooling system is just one part of what keeps your home running. Haller also provides plumbing, electrical, and indoor air quality services throughout Yorklyn. You can work with one team you trust instead of juggling multiple contractors.


Schedule Your Yorklyn HVAC Services with Haller Today

Need dependable heating and cooling solutions backed by decades of experience? Haller Enterprises is ready to deliver. From repairs and replacements to maintenance and indoor air quality upgrades, we provide the complete services Yorklyn homeowners trust.

Call or contact us online to schedule Yorklyn HVAC services today!

Male Haller tech with tool bag entering residential home smiling.


Frequently Asked Questions

What HVAC services does Haller provide?

We handle all types of heating and cooling work in Yorklyn. Emergency repairs to complete system installations and regular maintenance visits. Our technicians service furnaces, heat pumps, boilers, ductless mini splits, and central air systems to keep your home comfortable through Pennsylvania’s hot summers and cold winters. Need a quick fix or a full replacement? We work on every major brand and system type.

How often should I schedule HVAC maintenance?

Your heating system needs professional attention once yearly. Schedule it before winter arrives. Your cooling equipment needs the same annual care before summer heat sets in. Regular maintenance visits catch small problems before they become expensive repairs. They keep your equipment running efficiently. Plus, they help your furnace or AC last longer through Pennsylvania’s demanding seasonal temperature swings.

Do you offer 24/7 emergency HVAC services?

Yes, we provide emergency HVAC services for urgent heating and cooling issues. If your system stops working during extreme Pennsylvania temperatures, we respond quickly to restore comfort and safety.

How do I know if I should repair or replace my HVAC system?

Systems approaching 10 to 15 years old that need constant repairs usually cost more to keep fixing than replacing. This is especially true if they can’t keep your home at a steady temperature. Age becomes important for furnace repair in Yorklyn when you’re dealing with Pennsylvania’s harsh winters. If your heating system can’t reliably warm your house, it’s time to consider replacement. We’ll assess how your equipment is actually performing and give you straight answers. Sometimes repairs make financial sense. Other times, a new system will save you money over time.

Can a new HVAC system help lower my energy bills?

Modern HVAC systems use much less energy than older units. Replacing an aging system in Yorklyn typically cuts your monthly utility bills. The biggest savings come from proper sizing for your home’s actual heating and cooling needs. Professional installation eliminates the air leaks and efficiency losses common with rushed jobs. Smart thermostats add another layer of savings. They learn your schedule and adjust temperatures automatically when you’re away.

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