make up water help?

[jerl77]

can i add cal and alk 2 part to my make up water to help with adding 2 part every day i am using about 2 gallons a day of make up water thanks for any help jeremy

 

[acrodave]

You can do the cal in the top off water but not the buffer . They can not be mixed together

 

[a2fire2i]

Nope. You can add lime/kalk to your make up water, but not the two part.

more info on Lime:
http://reefkeeping.com/issues/2005-01/rhf/index.php