Eight manufacturers are putting what they learned during the Residential Cold Climate Heat Pump Technology Challenge into new heat pumps, and two companies already have new models on the market.

Carrier and Lennox announced this this month that ... Bosch said this week that its cold-climate heat pump, the IDS Ultra, unveiled at CES, is officially for sale. It's been just three years ...

and buck a stereotype that heat pumps can't take the cold weather. Carrier and Lennox announced this this month that their newest models, adapted for colder climates, are already rolling off ...

The Lennox Powered by Samsung mini-split systems provide homeowners with easy, energy-efficient heating and cooling solutions ...