http://oee.nrcan.gc.ca/publications/infosource/pub/home/heating-heat-pump/booklet.pdf
Heating and Cooling With a Heat Pump 2004
Produced by Natural Resources Canada’s
Muuta kivaa Canadasta
http://oee.nrcan.gc.ca/Publications/equipment/roomaircond-2007/index.cfm?text=N&printview=N
Heating and Cooling With a Heat Pump 2004
Produced by Natural Resources Canada’s
Muuta kivaa Canadasta
http://oee.nrcan.gc.ca/Publications/equipment/roomaircond-2007/index.cfm?text=N&printview=N