http
/cgi.ebay.co.uk/Aquarium-Water-Heaters-Automatic-Tropical-25w-300w-/180408523298?_trksid=p5197.m7&_trkparms=algo%3DLVI%26itu%3DUCI%26otn%3D4%26po%3DLVI%26ps%3D63%26clkid%3D133606078359093272
If it's rubbish can someone direct me what is best to get for my 21 litre. Thanks
/cgi.ebay.co.uk/Aquarium-Water-Heaters-Automatic-Tropical-25w-300w-/180408523298?_trksid=p5197.m7&_trkparms=algo%3DLVI%26itu%3DUCI%26otn%3D4%26po%3DLVI%26ps%3D63%26clkid%3D133606078359093272If it's rubbish can someone direct me what is best to get for my 21 litre. Thanks
