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Furnaces in Smithtown, Riverhead, Sag Harbor, Hamptons & Nearby Cities

5 things to know about furnaces 

Weber & Grahn A/C & Heat provides furnaces in Islip, Smithtown, Riverhead, Sag Harbor, Hamptons, East Hampton and surrounding regions. 

These are five important things to know about furnaces: Furnaces in Islip, Smithtown, Riverhead, Sag Harbor, Hamptons, East Hampton,

  • Types of Furnaces: 

There are several types of furnaces, but the most common ones are gas, electric, and oil furnaces. Each type has its own advantages and considerations. Gas furnaces are popular for their efficiency, electric furnaces are simpler and often cheaper to install, while oil furnaces are less common but may be preferred in certain regions. 

  • Efficiency Ratings: 

Furnaces are rated for efficiency using Annual Fuel Utilization Efficiency (AFUE). AFUE represents the percentage of fuel that is converted to heat. Higher AFUE ratings indicate greater efficiency. Modern furnaces typically have AFUE ratings ranging from 80% to 98%. When choosing a furnace, consider the long-term energy savings that come with a higher AFUE rating. 

  • Proper Sizing: 

It’s crucial to install a furnace that is appropriately sized for your home. An oversized or undersized furnace can lead to inefficient operation, increased energy consumption, and discomfort. A professional HVAC (Heating, Ventilation, and Air Conditioning) contractor can perform a load calculation to determine the right size for your home. 

  • Regular Maintenance: 

Furnace maintenance is essential for optimal performance and longevity. Regular tasks include replacing air filters, checking for leaks, inspecting the thermostat, and scheduling professional inspections. Neglecting maintenance can result in reduced efficiency, increased energy bills, and potential breakdowns. 

  • Safety Features: 

Furnaces come equipped with various safety features to protect your home. These may include flame sensors, limit switches, and pressure switches. It’s important to understand these safety features and ensure they are functioning correctly. Additionally, consider installing carbon monoxide detectors near your furnace to monitor for any potential leaks. 

Remember that for any significant furnace-related decisions or repairs, it’s advisable to consult with a licensed HVAC professional. They can provide guidance on choosing the right furnace, ensure proper installation, and perform necessary maintenance to keep your heating system running efficiently and safely. Kindly call us without hesitation.  

Why Choose Weber & Grahn?

At Weber & Grahn, we believe in providing a comfortable indoor environment for your family with precision, professionalism, and integrity.

We handle tasks like designing and installing HVAC systems for new construction, installing wine systems, and repairing existing systems. We aim for excellence in every job because our reputation relies on it. Your satisfaction is how we measure our success.


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If you need a new system installed or an existing unit serviced, call us today!