160watt power sun with cal d3 or no d3?

[Huey08]

hi everyone, my cham gets about 2-4 hrs of natural unfiltered sunlight each week. i have a 160 watt powersun bulb for his 4x2x2 enclosure. should i be dusting with calcium d3 or no d3? i feed him crickets, super worms, phoenix worms, and waxworms on occasion.

Thanks in advance.

i believe i posted this in the wrong place before (enclosures) sorry.