Neilson Reactor

This may sound like a dum question but what is it?

What i mean is what does it do?

it's another way of dosing calicum and maintaining Alkalinity without dropping your PH. If you have a calcium reactor and one of these you dont have to worry about your PH dropping or your alk being low.

Can u make one for a 10gallon?

Yea, I dont see why not.

I may want u to make me one for my 10gallon. How much would it cost?

let me get the price of materials then i'll shoot you a pm

THX