Miele Professional - Commercial washer-dryer stacks
How to set up a stackable washing machine and tumbler dryer | Bosch Home UK
NIUXX Universal Stacking Kit for Washer and Dryer, Adjustable Stacking Frame Kit Fit for 46-66 cm Washing Machine and Tumble Dryers, Stacking Shelf with Ratchet Ropes and Anti Vibration Feet : Amazon.co.uk: