Rhino Hobby Carbon Filter Beneficial Inoculants The HW version has been

The HW version has been optimised for use in hard water areas

and it has a noticeable impact on plants that can be seen after just a few days of application

12 and 14 inch ducting

Also fits inside 20 litre fabric FlexiPots

and hydro systems

Rhino Hobby Carbon Filter Beneficial Inoculants The HW version has beenRhino Hobby Carbon Filters Rhino are the worlds leading hydroponics air filter manufacturer. Rhino Hobby carbon filters are made with the same virgin Australian carbon as the premium Rhino Pro range: RC412, but they have a shorter lifespan. Rhino Hobby carbon filters feature a swappable bottom and duct coupler and they should be turned around every 8 12 weeks to even out the wear ensuring the filters last for their full 9 12 months expected lifespan.