Hoover have made a built in (integrated) tumble dryer HBTDWH7A1TCE-80 heat pump - YouTube
Hoover H-Dry 300 BATDH7A1TCEB Integrated Heat Pump Tumble Dryer, Wifi Connected, 7KG, Sensor Dry, Large display, Black with Chrome Door : Amazon.co.uk: Large Appliances
Hoover DXWH11A2TCEXM-80 user manual (English - 2 pages)