Hozelock Bioforce 4500 Foam Set and 9w PLS UV Bulb

The foam set is made up of one blue coarse foam, a dark green medium and a light green fine foam for effective 3 stage mechanical filtration of your pond water. The 9w PLS UV bulb is recommended to be changed annually and helps to reduce green water and algae build up in your pond, providing reliably clear water.

Size (mm): 215 x 215 x 48