Both the GCE Zen-O and Zen-O lite have an output filter directly behind the cannula outlet. The manufacturer recommends to change this filter yearly or when needed. To remove the cannula outlet, you need this tool.
Both the GCE Zen-O and Zen-O lite have an output filter directly behind the cannula outlet. The manufacturer recommends to change this filter yearly or when needed. To remove the cannula outlet, you need this tool.
