http://cgi.ebay.com.au/Aquarium-Chi...t_Supplies?hash=item2c52d5d747#ht_2637wt_1165
My pond will be 8,000 Gallons, I want to keep it at a constant 25, year round.
My pond will be 8,000 Gallons, I want to keep it at a constant 25, year round.