Twin Pack Hozelock 11 Watt (short) PLS Bulb Part 1581 Type_Fish Tanks which aerates the water for

which aerates the water for a high oxygen content as it sprays the water onto the foam media below

Inlet (H x D) : 28 x 12cm

the integrated waste pump immediately discharges dirty water  through the outlet hose

you do not have to worry about the energy used

5cm 34cm x 29

Twin Pack Hozelock 11 Watt (short) PLS Bulb Part 1581 Type_Fish Tanks which aerates the water forTwin pack of 11W ultraviolet tubes designed for use with the Hozelock EasyClear 7500 pond filter. These spare lamps are also compatible with a range of other pond filters and UVC units that use a 11W PLS UV bulb, making them a versatile replacement option. For optimal performance and effective water clarification, UV bulbs should be replaced every 6 12 months. Specifications 2 Pack 11 watt PLS fitting Bulb Length: 140mm (175mm with Pins) Genuine