Size - 12" high - 17½" long - 11½"wide Pond size - Goldfish 500 gall - Koi 250 gall Max flow rate - 500 gph Inlet size - 1½" Outlet size - 1 x 2" U/V size - 11 watt Mega Filter only £29.50 Add to Basket c/w U/V £79.95 Add to Basket U/V Only £51.95 Add to Basket