The GE Profile Ultrafast Combo is a ventless all-in-one washer/dryer — and it’s $900 off By Tobey Grumet Segal, CNN Underscored Updated 2:30 PM EDT, Thu July 6, 2023 ...

Traditional dryers require a 220-volt outlet, although newer heat-pump models may only need 110 volts. Water source: All washers require at least a cold water supply and a drain line.

More recently, however, ventless dryers (sometimes called heat pump dryers) have invaded the market. If you’re choosing a vented dryer, make sure your home has, you know, a vent.

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If you can’t quite fit a full-size washer or dryer in your home, a 24-inch washer and ventless dryer pair will usually work instead. After 25 hours of research into 22 compact washers and 24 ...

First, most 120-volt combo machines can’t crank out as much heat as a typical 240-volt dryer. Second, these machines are typically ventless, and ventless dryers always take longer than vented ones.

You also may not need the 220-volt outlet required of most conventional dryers; the combo machines tested by CR all run on 110 volts. You can still wash and dry separately.