We understand that the weather outside can sometimes be unbearable, but it doesn't need to be that way inside. Sines and Sons is a heating and air conditioning company in Arnold, Maryland, that specializes in keeping you warm in the winter and cool in the summer with our professional services and HVAC Sales. Your family deserves the best. That's why our family owned business offers professional services to address your heating and air needs. We service all makes and models. Our HVAC company strives to keep your indoor space as comfortable as possible in all seasons.

Sines and Sons has been the #1 choice for many residents and businesses for their heating and cooling needs in Anne Arundel County for the past 20 years. We are truly dedicated to our customers with the professionalism, knowledge, and trustworthiness that you can get only from a family-owned-and-operated business. The priority of our heating and air conditioning company has always been total commitment to our customers. That's why our loyal customers continually applaud our entire staff for their fine work and old-fashioned and friendly service.

Keep your heating and air conditioning unit running in top shape with Sines and Sons affordable service contracts. Take advantage of our service contracts that maintain the health and longevity of your unit. Contracts start as low as $195. These contracts allow you to maintain maximum performance of your systems and reduce the cost of repairs when they are needed. As soon as you discover a problem with your air conditioner, schedule an appointment with a licensed, trained HVAC technician at Sines & Sons.

Get the parts you need without having to visit the big box stores to do it. When you call Sines and Sons, you will speak to a knowledgeable representative who can answer all of your questions concerning your heating and cooling needs. We can special order the parts you need to repair your heating and air conditioning units. Contact us at (410) 544-1550 and have one of our representatives visit your home and provide a free estimate. If you are looking for a new unit, either to replace a broken one or simply get more efficient indoor comfort, we offer a wide range of quality products and the technicians to expertly install them.

Sines and Sons specialized in all things heating and cooling. Our experienced technicians have over 20 years of experience, and will diagnose your heating system. Whether you have a problem with your unit, need a new one, or require maintenance, our heating and air conditioning company is here to help. While all units look pretty similar, they do vary in performance and efficiency. Choosing a heat pump with the right BTU output is an important factor when it comes to your monthly bill. Our experts can help you decide which unit would best fit your needs and budget.

Stay comfortable in any weather with our company in Arnold, Maryland, that offers affordable HVAC sales and repair services. Whether you have a problem with your unit, need a new one, or require maintenance, our heating and air conditioning company is here to help. Sines and Sons employs technicians that are some of the best in the area. We specialize at quickly assessing your needs and fully explaining the solutions to the problem. Our company also offers 24-hour emergency service when you simply can't wait until morning.

Been using Sines and Sons for years. Amazingly prompt response and these guys come out in an emergency every time! Plus - they never seem to be trying.

What's new?

A sign that your heater might need a repair is when there is low airflow coming from the vents. This is a sign that there is a blockage in your ductwork or that something is broken.

Posted on Mar 03, 2021  •  Facebook

An air-conditioner is a blessing on those warm summer days where the mercury bursts into the 100+ range.

Posted on Feb 26, 2021  •  Facebook

AC systems, especially those with high efficiency, help control what’s referred to as Indoor Air Quality, or IAQ. This is a combination of air cleanliness (lack of pollen and dust), temperature control, humidity, and odor. As a result, lack of indoor air quality can not only impact your comfort but...

Posted on Jan 27, 2021  •  Facebook

When the temperature is cold, there is nothing worse than not having a working heater. It is important to make sure that your heater is working, way ahead of those cold winter months. Visit our website for the top signs that your air heater might need repairs.

Posted on Dec 28, 2020  •  Facebook

Signs your furnace needs repair:

Posted on Dec 02, 2020  •  Facebook

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