There you go, the tariff rate.
http://www.singaporepower.com.sg/irj/servlet/prt/portal/prtroot/pcd!3aportal_content!2fcom.sp.SPEPCustomization!2fcom.sp.SP_Default_Framework!2fcom.sp.SP_Custom_Desktop!2fframeworkPages!2fcom.sp.SP_Custom_Default_Framework_Page!2fcom.sap.portal.innerpage?windowId=WID1332135032094&NavigationTarget=navurl://41c8e6a3faf48bb168af2c222faa8ee4&windowId=WID1332134938209
bro, for power consumption, you can use the forum power calculator.
http://www.sgreefclub.com/powerconsumption.htm
tariff rate need to check and change thou.
Hmmm, I thought for coraline algae to appear, it need a source for it to repopulate right (be it a rock or frags with coraline algae)?
I might be wrong, just thinking aloud.
Your tank name already state 20 gallon.
And the dimension is as below (pull from online), unless you measured otherwise.
Dimensions: Length: 24” Width: 15” Height: 13”
http://www.sgreefclub.com/forum/uploads/monthly_03_2015/post-8831-0-72928000-1425370694_thumb.jpg
Anyone able to advise what is the name of the coral ?