...told the newspaper: "We're looking at low carbon forms, whether it's wood pellet-fuelled boilers or ground source heat pumps. There are grants available for these, but the capital costs are typically still £6000-£10,000, which is usually...
http://www.energysavingtrust.org.uk/content/view/full/187568
Heat Pumps. Air Conditioning, Central Heating...Airconditioning & Refrigeration Ltd Heat Pumps. Air Conditioning. Central heating...3.1: Specialists 3.2: Fujitsu Heat Pumps 3.2.1: Hi-Wall Range 3.2...
http://www.aar.co.nz/
A heat pump is a machine or device that moves heat from one location (the 'source') to another location (the 'sink' or 'heat sink') using mechanical work.
http://en.wikipedia.org/wiki/Heat_pump
The IEA Heat Pump Centre (HPC) is an international information service for heat pumping technologies, applications and markets. The goal is to accelerate the implementation of heat ...
http://www.heatpumpcentre.org/