![Assembly Assembly](http://www.experimental-engineering.co.uk/wp-content/uploads/2011/01/GEDC0231-300x225.jpg)
Here is an old fish tank external filter & a few pics of the insides.
![Label Label](http://www.experimental-engineering.co.uk/wp-content/uploads/2011/01/GEDC0230-300x225.jpg)
Label on the front of the pump head. Fittings on either side of the motor are water I/O.
![Pump Pump](http://www.experimental-engineering.co.uk/wp-content/uploads/2011/01/GEDC0229-300x225.jpg)
Underside of the pump head, inlet is on the right, outlet from the pump is on the left. Pump intake in centre.
![Pump Parts Pump Parts](http://www.experimental-engineering.co.uk/wp-content/uploads/2011/01/GEDC0228-300x225.jpg)
Pump disassembled. This pump requires no shaft seals as the impeller is driven magnetically with a synchronous motor.
![Filter Stack Filter Stack](http://www.experimental-engineering.co.uk/wp-content/uploads/2011/01/GEDC0227-300x225.jpg)
Filter stack removed from the unit. From left: foam media, activated charcoal/gravel & ceramic pellets.