For properties with a high output demand, the air|water heat pump WPL 34 | 47 | 57 is, in many respects, the perfect choice. Not only can the appliance be installed outside without any problems, with a height of just 1.5 m, this high performance heat pump is as economical with space as it is with energy. The cascade circuit can expand the already impressive output of this power pack even further. As a result, it also offers a tailor-made solution for apartment buildings of varying sizes. Consequently, this efficient heating technology can now also be used in the modernisation of larger properties with little installation effort.