Cloverleaf 14000 Bio Bed Filter Ref: M/140 The M140 will both cater for heavy stocked ponds up to 14,000 gallons (63,000 litres). These impressive units are approx 2000mm high (80") with a 110mm core (4") containing 12kg of silica sand. The M140 model requires a 1/4hp pump (similar to that used on the Cloverleaf Junior Pondvac) with an operational flow rate of around 1,400gph. Price: £254.48 (Including VAT at 20%)