In these videos: A ductless mini-split system is quiet, efficient, and compact. Instead of a central thermostat, you can create heating and cooling zones in your house that are set independently of each other. See how this technology works.

Variable refrigerant flow

In this video: Find out how variable refrigerant flow allows temperature to be controlled as part of an all-in-one heating and cooling unit.

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Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.

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Learn how professionals tune up your air conditioner and get some tips on how you can keep it running at peak performance.

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Changing or cleaning your furnace filter is one of the easiest things you can do to prolong the life of your heating and air conditioning system.

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Heating and cooling new homes

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When planning your new home, make sure you consider newer heating and cooling technologies that could save you money.

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Maintaining your fireplace

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Proper maintenance of your fireplace is important to make sure it's working efficiently and safely.

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Options for heating your home

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Shop and compare when choosing a new heating system. Look for the yellow Energy Guide label to see how one unit stacks up against another.

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Fix leaky ductwork

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Leaks in your ductwork mean the air you've paid to heat or cool is not getting where it needs to go. Find out how to diagnose and fix this common problem.

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Radiant floor heating

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Heating from the floor is comfortable and very energy efficient.  See how it's installed and how it works.

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Installing a heating and cooling system

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One of the biggest purchases a homeowner can make is to install a new furnace and air conditioner. Learn what you need to know when faced with this big decision.

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