One way is to group them into "ducted" or "ductless" heat pumps. "A ductless system is one that has no duct attached," said Edison Dika, a senior energy consultant at the Center for EcoTechnology.

Heat pumps are versatile when it comes to retrofits into existing ducting, and they can also work within a hybrid system that has both ducted and ductless units, feeding off a single condenser ...

Costs are kept low because there is minimal duct work that has to be done. Ducted air-source heat pumps are another common ...

With the successful completion of field trials and laboratory testing, Carrier has achieved the Department of Energy's (DOE) ...

“A dual-fuel [ducted heat pump] system includes both a heat pump and a gas furnace and will operate the heat pump during milder temperatures when the heat pump is more efficient,” says Woodruf ...

it’s still considerably more efficient than an electric resistance or fuel-fired system, Lis says. Like “regular” heat pumps, cold-climate heat pumps commonly come in two varieties: ducted ...

A rescue project doesn’t come with a solution or an install manual—we have to figure out what is going wrong and figure out ...

Yes, heat pumps can replace window units or ducted air conditioning systems. For smaller spaces, a mini-split on the wall may provide enough capacity for a room or two. You can also take a look at ...

energy management system, second auxiliary battery, bedroom single 13.5M BTU air conditioner ducted, living area 15M BTU air conditioner with heat pump, kitchen 12V upgraded vent, heated fresh and ...