Looking for the most efficient HVAC system? Check out our guide, which details the different types of systems and the best for different homes and climates.

Your AC system’s power, or tonnage — measured in British thermal units (Btu) — will affect the cost of replacement evaporator ...

Heat pump furnace combos, commonly known as dual-fuel or hybrid systems, consist of an electric heat pump and a furnace ...

Think you have mold in your air conditioning ducts? Find out how to remove it, including whether you can safely tackle this ...

We at the MarketWatch Guides team have researched dozens of home warranty providers and narrowed our list to the best options for HVAC system coverage. This guide highlights each company’s plans ...

It's getting chiller with the October weather, however, many Home Depot clients have been wondering this past few weeks why ...

Thermostat manufacturers say they have the studies to show that the use of their smart, connected thermostats can help ...

While walking in Home Depot, the expert (who’s also advised on fridge water filters and what toilets to buy) noticed that a ...

Q. Where is the best place to put a whole-house dehumidifier? The best spot is close to the existing HVAC system because the dehumidifier must be tied into the ducting. In many homes, this means ...

Ask any HVAC professional what product they sell and deliver to the customer, and you’ll get a wide range of answers. One of the most common responses is “an HVAC system.” While an HVAC system is a ...

Jim Cramer was recently asked about Johnson Controls. He said he likes the stock but also named Trane Technologies PLC ...