Down Sizing My Planted

[fish_master]

Ok this is whats happening i am gonna down size my planted set up to about 60ltrs i think my tank is so howmany wpg if i was to get this

 

[excaliborg]

3.785 litres is equal to one US gallon, therefore making a 60 litre tank around 15.5 Gallons. The light you linked to is a 36 Watt which gives you 36/15.5 WPG, it only took a simple google to get the conversion table for Ltrs to Gals