[christyf5]

Originally Posted by Bartman

If you are thinking of going the booster route, Aquasafe's unit is $85 USD, delivered.

http://www.aquasafecanada.com/accesories.htm

Thanks, I think I may well go that route.

As for the bacteria and viruses. I should hope that my tapwater has been treated enough that it doesn't contain any of those. I'm mostly more interested in how available nutrients are for algae fuel.