First washing machine to feature a heat pump The Adora SLQ WP has set a new record in energy-saving. This is the first time that a manufacturer has succeeded in incorporating the innovative and proven heat pump technology in a washing machine. Power consumption is much lower than with conventional washing machines, beating the best energy efficiency class (A+++) by a further 40%. This makes the Adora SLQ WP the most efficient and environmentally friendly washing machine on the market.