Gradient's advanced window unit can heat and cool 500 square feet of your home. And you won't need an electrician.

It isn’t clear if customers rushed to buy ahead of potential tax cut phase-outs.

Heat pumps divide opinion. Homeowners either like them or loathe them - but even those who have embraced these heating devices say they are fraught with problems.

Samsung has unveiled its latest air-to-water heat pump, the Slim Fit EHS ClimateHub ... and the Hydro Unit Mono, a wall-mounted unit without a water tank. These indoor units are to be connected ...