Aerobin | Hot Composting Bin Replacement Lung System Size:Aerobin 400 - 113 Gallon The wall columns are reinforced

The wall columns are reinforced with metal which allows you to easily mount shelves or garden tools

You can stack another bed on top of each other to create a-20"- high garden bed as well as connecting multiple beds together to make it truly expandable

or to use for when you need a workable panel to bring in services such as electricity

aluminum frame quickly and easily without a lot of hardware

Stainless steel screws and hinges

Aerobin | Hot Composting Bin Replacement Lung System Size:Aerobin 400 - 113 Gallon The wall columns are reinforcedIf you've been using your Aerobin for years and years and the lung system needs replacing, this replacement lung system consists of the 2 cowls and 2 tubes you need. The Aerobin Composter is available in two sizes, be sure to pick the correct size of lung system replacement to match your Aerobin model. Aerobin 200: 55 Gallon (20x20x46 inch) Aerobin 400: 113 Gallon (29x29x47 inch) PRODUCT OVERVIEW VIDEO INSTALLATION MANUAL INSTALLATION VIDEO