Cooling: central air conditioning
Why is my AC leaking water?
Water near your indoor AC unit? How to tell normal condensate from a leak, the usual causes, what you can safely check and when to call a technician.
Homeowner guides
Heating and cooling, explained
What things cost in New Jersey, how the equipment works, and what to ask before you decide. Pick a topic to start.
Written by Jay Bartz, CEO of Greystone Heating & Air
Topics
Start with a topic
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Heating: furnaces and boilers
How furnaces and boilers work, how long they last, which warning signs matter, and how to think about repair or replacement in a New Jersey home.
8 articles
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Cooling: central air conditioning
How central air works, how long it lasts, why sizing matters, and what the common summer problems usually mean in a New Jersey home.
6 articles
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Heat pumps and efficiency
Heat pumps for New Jersey homes: how they heat in winter, dual fuel and ductless setups, running costs, and the incentive programs worth checking.
7 articles
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Costs and planning
What drives the cost of heating and cooling work in New Jersey, how to decide between repair and replacement, and how to compare quotes fairly.
6 articles
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Maintenance and seasonal care
Filters, seasonal tune-ups and simple checks that help a heating and cooling system last longer and run for less, written for New Jersey homeowners.
4 articles
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Indoor air quality
Basement air, humidity, filtration and fresh air: how a heating and cooling system shapes the air a family breathes in a New Jersey home.
4 articles
Latest
New articles
Cooling: central air conditioning
Adding central air to a home without ductwork: options and costs
Adding central air to a boiler-heated New Jersey home with no ducts: new ductwork, high-velocity, mini splits or a heat pump, with dated cost ranges.
Costs and planning
What does a new boiler cost in New Jersey?
What a new boiler costs in New Jersey and why: steam or hot water, condensing or combi, venting, piping and fuel, with dated third-party price ranges.
Indoor air quality
Carbon monoxide at home: where it comes from and what to do if the alarm goes off
Where carbon monoxide in a house comes from, why an air conditioner cannot make it, what to do when the alarm sounds and how to keep it out of your home.
Indoor air quality
Where to put carbon monoxide detectors (and what New Jersey requires)
Where carbon monoxide alarms go in a New Jersey home, how long they last, what the chirps mean and what the state requires when you sell.
Costs and planning
What does a ductless mini split cost to install in New Jersey?
What drives the installed cost of a ductless mini split in New Jersey: zones, line sets, electrical work and head type, with dated third-party ranges.
Heating: furnaces and boilers
Furnace blowing cold air? Common causes and what to check
Heat is on but the vents blow cold? The common causes, what a homeowner can safely check first, and when it is time to call a technician.
Heating: furnaces and boilers
Why is my furnace leaking water?
Water pooling around your furnace? Learn why high-efficiency furnaces make water, the usual leak sources, what you can check safely and when to call a pro.
Next step
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