
Heater Installation & Replacement in Lindenhurst, NY
Has the time come to upgrade your old, inefficient heating system? Do you need to equip a newly built home or commercial building with a heater you can rely on? Turn to Tedco Mechanical for affordable comfort solutions that deliver unbeatable value. We are a family-owned company that Lindenhurst, Long Island, and the surrounding areas have trusted since 2010. Our licensed and insured team can install and replace all kinds of heaters, from gas and electric furnaces to boilers and heat pumps. Plus, we offer warranty-backed products, start jobs with free estimates, and provide flexible financing and payment plans.
For heater installation and replacement in Lindenhurst, give us a call at (631) 366-7241 or reach out online. We look forward to learning about your needs and how we can support your comfort.

The Tedco Mechanical Difference
Rapid Response. Reliable Results.
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Our family values guide every project, ensuring honesty in all we do.
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We take pride in doing the job right, delivering durable and professional results.
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Certified, licensed, and fully insured for your confidence and protection.
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We show up fast and provide service you can depend on.
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Our team is skilled, certified, and knowledgeable in the latest HVAC systems.
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When emergencies happen, we’re just a call away to restore comfort.

The Benefits of Upgrading Your Heating System
Upgrading an outdated heating system is a decision you'll be glad you made. In fact, you can capture numerous benefits, such as the following:
- Lower energy bills - Newer systems are designed to use less energy while maintaining consistent warmth. This can help you save on heating costs, even during Long Island's icy winters.
- Enhanced comfort - Upgraded units distribute heat more evenly, eliminating cold spots for improved overall comfort.
- Improved air quality - Modern heaters come with cleaner, more advanced filters to enhance indoor air quality and keep your loved ones healthier.
- Environmentally friendliness - Many modern heating technologies offer eco-friendly features that optimize performance and energy use, reducing your carbon footprint.
- Higher property value - A state-of-the-art heating system can add to residential and commercial properties' resale value.
- Fewer repairs - With updated equipment, you can avoid the frequent issues and emergency breakdowns. Say goodbye to one heater repair after another.


What Our Customers Are Saying
Real Feedback. Real Comfort.
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Frank and John were outstanding and addressed my heating problem quickly. What I thought would be a costly repair was, in fact, very reasonable. They did not try to sell me unnecessary services. This team was honest and humble.- Joseph C.
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Frank responded immediately and accommodated my schedule. He came out the same day and fixed my central air unit. He was upfront about the cost and answered all of my questions. Very satisfied.
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Frank was very knowledgeable, friendly, and a man of his word. He always answers his phone calls and keeps his appointments. I recommend without reservations.- Vic Z.
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Tedco Mechanical was a pleasure to work with. I had two units installed. Great price and professional installation. I would highly recommend!- Allan L.
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Frank responded quickly and courteously. He solved my problem in an hour after investigating my 18-year-old cooling system: clogged filter and no freon. I'm sure other companies would have told me the unit needed to be replaced. Now my AC runs ice cold.- Drue S.
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Tedco responded immediately to my call when my AC unit went down. The technician showed up fast and was knowledgeable. He fixed my unit in under an hour, and the price was less than we expected. They were amazing!- Joseph M.
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Frank of Tedco responded to my request immediately and arrived that night from another job. He serviced my central air up and running. Very happy with their quick response and service.- Robert G.
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Frank was professional, patient, and honest. I would recommend him. I am very happy with his services.- Lucy N.
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They assisted me the same day I called, arrived on time, were honest, and didn't try to take advantage of the situation. I will definitely call them for my next related project or need.- Michele S.