Let me roll this. Came across this apps after one of the buddy share this which i feel is an awesome pcs of app for turning your smart phone into a power failure notification system through email or sms. Most importantly it's free lol..
Very useful especially going away for a short trip while no body is at home.
https://play.google.com/store/apps/details?id=com.sqzsoft.powerfailuremonitorfree&hl=en
And this
https://play.google.com/store/apps/details?id=uk.co.sjbcomputerconsultants.powercut.free&hl=en
The dosing tube holder
8 channel grotech dosing pump. I just discovered that they are so confidence of the accuracy that there is no calibration function for their dosing pump lol..
Preparing the new dosing solution for my dosing pump.
1) grotech part A
2) grotech part B
3) grotech part C
4) polylab amino acid color
5) mgcl with mgso
6) zeovit phol xtra
I think it depend on the tds of your tape water as well, if it is less than 100 you can still skip the filtration but if it is more than 100 than its better to run thru the RO/DI
Maybe it is better to switch place with your skimmer and refugium. If you are setting up a DSB in your refugium as well, the sand look abit little for it to be effective .
This is a good read on running Ozone and UV in tank.
http://reefkeeping.com/issues/2006-03/rhf/index.php
http://www.tfhmagazine.com/saltwater-reef/feature-articles/ozone-vs-ultraviolet-comparing-two-common-sterilization-techniques-full-article.htm