This brand is made in Germany and is sold throughout Europe. The ECO TOUCH units feature electronic touch pad controls and inverter compressors. They have a durable stainless steel DHW tank and variable speed circulator pumps. Their website does not have a stated guarantee for their products.
WOLF-------- wolf-heiztechnik.de ------1*
The BWL-1S (B) units are for cooling as well as central heating and domestic hot water production. The units have state of the art inverter drive compressors to closely match the heating or cooling needs of the home. The heat pumps are backed by a good warranty.
WOTAC------- wotac-e.com ---------<1*
These heat pumps are made in China. The MINI series offers basic heating & cooling units. The DC INVERTER series uses state of the art inverter compressors. Their website is not much help and does not have a stated warranty policy.
The TORONTO PLUS heat pumps feature inverter drive fans and compressors for energy savings. They are for cooling as well as central heating and domestic hot water production. The guarantee is not very good when compared to other brands.