120W: http://www.ebay.co.uk/itm/ETANG-120W-Solar-Panel-12V-Battery-Charger-for-Motorhome-Caravan-Boat-Camping-/111684175693?var=&hash=item0

40W: http://www.ebay.co.uk/itm/Solar-Panel-Solar-Module-Solar-Cell-12V-24V-5W-40W-50W-100W-130W-150W-160W-200W-/301585793236?var=&hash=item4637ea00d4

Brackets for the 40W panels: http://www.ebay.co.uk/itm/Solar-Panel-Mounting-Brackets-1-Pair-Caravan-Boat-Motorhome-Shed/271976502078?_trksid=p2047675.c100011.m1850&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D1%26asc%3D20140107083358%26meid%3D8b270dbaf6de47fc9c4a9ebe6fb29096%26pid%3D100011%26rk%3D1%26rkt%3D6%26sd%3D180801068650