Bill wan ACR purge module

[svester]

Does anyone know how to install ?

 

[carmodpg]

Don't know if this directly answers your question, but here is a youtube link to a demonstration with the calc reactor:



Also, here is a link to a thread discussing the same:

https://www.reef2reef.com/threads/aquarium-engineering-acr-calcium-reactor.614741/page-6