biopellet reactor and carbon mesh bag

[red_sea_reef]

Hi guys

I run a biopellet reactor , can i insert in the reactor a carbon mesh bag on top of the pellets or need a separate carbon reactor
i have enough water flow for this solution but not sure this solution is safe

thanks

for exemple placing mesh bag on top part of the reactor

 

[red_sea_reef]

for exemple placing mesh bag on top part of the reactor