Matala Pads for Hozelock Bioforce Filters Size:BioForce 500 Foam, 3pc Set and then twist to lock

and then twist to lock the cords together

Heavy-duty construction

Works at a wide range of pH levels

Nite-Out II comprises select microorganisms that are able to use carbon dioxide as the sole source of carbon and are relatively slow-growing

Matala Pads for Hozelock Bioforce Filters Size:BioForce 500 Foam, 3pc Set and then twist to lockThese replacement filter pads for the discontinued Hozelock Bioforce filters bring the time tested, high quality Matala filter material to these filters. Matala pads available for Bioforce 250, Bioforce 500, Bioforce 1000, and Bioforce 2000. These special order items require a few extra days lead time. SKU Matching Filter Inner Diameter Outer Diameter Included Filter Pads BF250 Bioforce 250 6. 7cm 18. 8cm 1pc Gray BF500 Bioforce 500 6. 7cm 18. 8cm 2pc