Affordable AC repair in Dayton

Our HVAC Services

Shamrock HVAC Services in Maryland maintains and services all major brands of gas furnaces, air conditioners, heat pumps, humidifiers, air cleaners, and thermostats.

Heating Services - Heating & Cooling Checks - AC Installations - Preventive Maintenance - Construction

heating repair services Dayton

About Shamrock HVAC Services

Shamrock HVAC Services has been providing air conditioning and heating services in homes and businesses like yours since 1965. Our mission is simple:

Honesty - Reliability - Expertise - Experience - Client Satisfaction

HVAC Company In Dayton

Contact Us

Ready to get started? We’re ready to help you with your HVAC Services! Let us know what service you are interested in by calling us or filling out our online form. Find us throughout the following counties:

Anne Arundel - Carroll - Frederick - Howard - Montgomery - Prince George’s - DC - Northern VA

HVAC Repair & Maintenance Company in Dayton, Maryland

Shamrock HVAC Services has been providing air conditioning and heating services in homes and businesses throughout Maryland since 1965. Clients return to us year after year for their HVAC repair because we are reliable, honest, and continually expanding our team to provide the best service. With affordable and competitive pricing and emergency teams, we work to make your experience great. Whether it’s a new heating installation or AC Repair services in Dayton, Maryland, we’ve got you covered.  

Yes, We Provide HVAC Maintenance Throughout Maryland Counties:

Best HVAC Company in Dayton, Maryland

HVAC repair service MarylandAt Shamrock HVAC Services, we’re committed to providing customers throughout Maryland and the surrounding areas with quality services. If you need to call upon a competent HVAC Services, our professionals are ready to assist.

We have the training and experience needed to work on a broad range of HVAC makes and models, and we pride ourselves on being precise. It doesn’t matter what your equipment is or what issue you are facing: we are eligible to complete the job. This includes heating repair and new air conditioner installation services in Maryland.

Our team can do a full diagnostic of your heating or cooling equipment (including air conditioner repair services) in order to determine the source of any problems you are having. We’ll communicate with you any issues we find and discuss proven solutions that should be taken to fix your HVAC unit. We keep our rates competitive and we believe in being up-front about our costs so you aren’t surprised later on.

Our goal will be to ensure that your system is using energy efficiently and we’ll put in durable replacement parts whenever necessary. Regardless of the size of a project, we aim to finish it promptly to provide you better comfort. That’s the promise from our local HVAC Company: efficient and timely AC and heating services in Dayton, MD. 

What to Expect from Our HVAC Service in Dayton, Maryland

Competitive, Affordable Pricing
5-Star Service
Prompt Scheduling & Arrival
Clear Communication
Better Home Comfort

Our Maryland Heating Repair Services

HVAC Maintenance Maryland

Heating Service & Repair

Our core business is heating service and repair. If you need Heating Repair Services you can call us to have professionals arrive promptly on the scene to handle any and all issues. Fill out our online form to get started and let us know what you need.

HVAC Service Maryland - HVAC Maintenance Dayton

$90 Heating and Cooling Checks

Shamrock HVAC Services offers Heating AND Cooling checks for only $90! This means whether you are fighting Maryland heat or Maryland snow, we are the HVAC Service Company you can call to ensure you’re prepared. Affordable HVAC Repairs are one call away, for both heating and AC services.

HVAC Maintenance Dayton, Maryland

AC Installations

Our AC Installation Services include both residential and commercial properties. Whether it’s a large project or a quick job, we are available to help out with any AC installations.

HVAC Company In Maryland


General construction at an affordable cost is made possible with Shamrock HVAC Services in Dayton, MD. Work with just one company on your next construction project.

HVAC Maintenance Dayton, Maryland

HVAC Preventative Maintenance Contracts

Don’t wait until it’s too late! Set up an HVAC Preventive Maintenance Plan in Maryland with Shamrock! We make it easy to avoid costly repairs with preventive contracts.

Why You Should Stay On Top of HVAC Repair in Dayton, Maryland

We’re an HVAC Service Company in Maryland Steeped in History

Shamrock HVAC Service Company has remained in the same family since its inception. We offer HVAC service and preventive maintenance second to none.

Our HVAC company in Dayton, MD is our passion and in turn, we provide the best service we can to our clients. With us, we’re not just another HVAC Service Company, we are an HVAC Company that listens to your needs and works to meet them, every time. This means we take the time to address your new heating installation or your air conditioning repair.

A qualified HVAC Contractor from Shamrock HVAC Services can help you keep your home at a comfortable temperature and running smoothly. Customers from all around Maryland rely on us because we’re courteous and professional. We maintain convenient scheduling and setting up an appointment is easy.

When you want your HVAC equipment to run reliably, give us a call. We work on both commercial HVAC units and residential HVAC units. With our crews on site, you’ll spend less time working on your home and more time enjoying it. Families will be more relaxed, employees more productive, and everyone much happier when your HVAC unit is running as intended.

Prep for the upcoming Maryland seasons by giving Shamrock HVAC Service Company in Dayton, MD a call today. Don’t let unexpected heat or cold fronts ruin your plans and get in the way of enjoying your home. Better living is just one call away.

A Heating Repair Services in Maryland That Delivers Efficiency

Heating Repair Services Dayton

A reliable heating unit should not be costing you a fortune in repairs and maintenance. A properly functioning heating unit should actually provide:

  • Energy Efficiency
  • Low on Energy Costs
  • Reliability in Every Season

In order to ensure your heating unit is functioning correctly, our team at Shamrock HVAC Services prioritizes preventive maintenance to save on energy costs and keep your unit working better, longer.

Our Maryland HVAC Company has earned the trust of our clients by always putting the customer’s needs first. This means we handle all heating repairs and services in a timely manner and we are upfront about how often preventive maintenance should be completed, without pressuring you for frequent visits or unnecessary work. With us on your side, we’ll catch issues before they turn into serious, costly repairs.

Save time, save money, and earn peace of mind with hvac company in Maryland from our crew. Contact us for Dayton heating services today, and prepare for everything Maryland weather has to throw at you. 

Maryland Heating Repair Company That Put Comfort First

Your heating should provide comfort, reliability, and clean air. Quality heating services, from small homes to large businesses, are what we focus on. By conducting a heating check as part of our heating services, we can help pinpoint the failure points of your heater that can help prepare you before the cold weather hits.

Just some of the things we consider when coming in for heating repair services include:


  • Your current air quality
  • Humidity levels in the home or business
  • Energy bills
  • The age of your heating unit
  • How hard your heating unit runs
  • The energy efficiency of your heating unit

A proper assessment from our heating repair contractors allows us to ensure a quality repair or timely heating unit installation service. We want to provide you with warm, comfortable air that keeps up against the toughest Maryland winters. This is vital not only for comfort but for health, too. That’s why we take our heating repairs so seriously and respond as soon as possible with a qualified team on hand to handle any issues.

We will implement proven solutions that we’ve relied on for decades to repair your heating unit. Give us a call if you’re worried about your heating unit, you’ve noticed less efficiency, or you just want to be ready for the winter season. 

Frequently Asked Questions

Shamrock HVAC Services in Dayton does have emergency teams on staff. Contact us to learn more about our preventive maintenance contracts and overall heating and cooling services.

Every 6 months to a year is how often you should have your HVAC unit serviced. This allows for improved air quality, better function, lower energy bills, and a longer HVAC lifespan. Commercial properties and businesses can talk to us about our preventive maintenance contracts so you know you’re covered.

Our HVAC experts can consult with you on the right HVAC installation for your home. We offer repairs and installations on all name brands so we can help you get the proper size, settings, features, and more, all within your budget.

When hiring an HVAC service company near you, look at the company’s reviews and call the company for a consult. Reputable HVAC companies will respond quickly and are happy to help you get the answers you need to your most pressing questions.

Yes, when you change or update your outdoor HVAC system you also want to update your indoor HVAC system. This is because you may end up with a mismatched system, which can cause energy efficiency issues and other functionality problems. It is better to have two new, similar units for the best climate control possible.

The most common cause of an HVAC system freezing up is a clogged air filter. Air filters are easy to exchange and can solve many problems you may be experiencing with your HVAC unit. Call Shamrock HVAC Services for an inspection today.

Call our HVAC office in Dayton today to discuss warranty options for all of our HVAC unit installations. We offer many name-brand units.

Each HVAC unit install is unique and depends on a variety of factors. We aim to install every HVAC unit ASAP for both homes and businesses. Give us a call and we will give you an estimate based on current supply chain issues, demand, scheduling, and other factors.

If you notice something may be incorrect after your HVAC installation, please do not hesitate to give our crew a call. We are dedicated to efficient, proper installations and want to work with you to resolve any issues that may arise.
Yes, both your furnace and AC unit should be checked every year. This ensures your energy bills stay low and you can expand the lifespan of your unit. Waiting until a problem arises with your heating or cooling unit puts you at risk of needing emergency HVAC services.

Our Dayton HVAC company is committed to excellence, communication, honest work, and affordable quality services. We provide all HVAC services needed for both homes and businesses, so you are covered. Plus, we’re experienced general contractors who can help with simple construction when needed, in addition to indoor air quality, AC units, heating, and more. We work with many name-brand units for all repairs and installations.

Get in touch with our HVAC Service Company in Maryland Today