(SeeNews) – Apr 2, 2012 - Canadian solar photovoltaic (PV) products provider Day4 Energy Inc (TSE:DFE) saw its net loss for the fourth quarter of 2011 double to CAD 18.8 million (USD 18.8m/EUR 14.1m), compared with CAD 9.3 million in the third quarter and a net loss of CAD 1.3 million in the same period of 2010.