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The Basics of Winter Indoor Air Quality. Father with son sitting in comfortable armchairs in their cozy country house near fireplace and enjoying a warm atmosphere and flame moves. Their beagle friend dog sitting beside on white sheepskin.

The Basics of Winter Indoor Air Quality

December 31, 2025

In the winter, being snug as a bug in a rug in your home can be cozy, but it can also play havoc with your indoor air quality (IAQ) here in Endicott, creating some significant health problems.

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What Is That Burning Smell Coming From My Furnace? Close up photo of blue and red coils from inside a furnace.

What Is That Burning Smell Coming From My Furnace?

December 15, 2025

There is nothing scarier than switching your furnace on in the fall and catching a whiff of something burning.

If that happens to you, try to stay calm. The odor could be a harmless sign that your furnace is burning off dust at the start of the heating season in New York. Or it could be a red flag for a more significant problem.

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close up of a gas furnace flame.

How Do I Know I Have a Cracked Heat Exchanger?

November 26, 2025

Our experienced furnace repair technicians will inspect and diagnose your furnace issue and resolve the concerns you are having.

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Why Is My Heat Pump Freezing Up? A heat pump covered in ice.

Why Is My Heat Pump Freezing Up?

November 12, 2025

Ever walked outside and noticed your heat pump coated in ice—even when it’s not cold out? You’re not alone.

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Technician checking piping leak.

4 Plumbing Problems Costing You Money

October 31, 2025

An ostrich hiding its head in the sand to avoid danger is actually a myth. But it is no myth many New York homeowners will ignore plumbing problems, hoping they will just go away.

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Schedule Your Annual Furnace Inspection Now. A technician inspecting a furnace.

Schedule Your Annual Furnace Inspection Now

October 17, 2025

What’s at the top of your fall to-do list in Johnson City? Make sure it is your furnace.

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4 Factors to Consider When Buying a Heat Pump. Professional Middle Aged HVAC Technician in Red Uniform Repairing Modern Heat Pump Unit. House Heating and Cooling System Theme.

4 Factors to Consider When Buying a Heat Pump

September 30, 2025

Why? For starters, heat pumps are typically more efficient than traditional heating, ventilation, and air conditioning (HVAC) systems. Even better, they offer both heating and cooling capabilities, making them an all-in-one solution for year-round comfort.

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Schedule a Sewer Line Inspection for Your Home. Sewer inspection with camera.

Schedule a Sewer Line Inspection for Your Home

September 15, 2025

Sewage backup is one of the most unpleasant plumbing problems you may face as a homeowner.

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Photo of an air conditioning unit installed outside of a brick home being worked on by a technician.

3 Tips to Prevent AC Breakdown During a Heat Wave

August 30, 2025

An air conditioner is your lifeline during a prolonged heat wave.

This life-saving comfort system is a necessity when temperatures soar and linger in Johnson City as they have under the heat dome that has scorched across New York.

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Side view exhausted young girl using paper waver, suffering from hot summer weather or high temperature at home.

When Should I Replace My Air Conditioner In Endicott?

August 15, 2025

According to the U.S. Department of Energy (DOE), replacing your decade-old unit could save you up to 50 percent on your monthly utility bill.

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Need HVAC Service?

Contact the experts at A.J. Leto & Sons.

Call us at 607-321-1743!