Washer Dryer Size What Exactly Is A "standard" Size Dryer And Washer?

What exactly is a "standard" size dryer and washer? - washer dryer size

my house said that adapt to all standard-size washer and dryer. I called him, but he did give me, what's good .. Dimensiones standard size, retaining only say .. So what is the standard size? The washer and dryer, I would like the same size
Depth: 31,125 in
Height: 41.5 in
Width: 27 in