![Macro-Infusion Supplemental Kit Macro-Infusion Supplemental Kit](https://cdn11.bigcommerce.com/s-x4pcrj2jp3/images/stencil/300x300/products/160/463/5309-supplemental-kit__91224.1634935045.jpg?c=1)
Macro-Infusion Supplemental Kit
$376.53
The rubber o-ring replaces the gasket found inside the cover of the filter.
Rainbow Recommends replacing this o-ring if it is missing, or if your pump is having difficulting holding pressure due to the o-ring being corroded or compromised.