Good News: Now I know how much my two tanks are costing the house
Bad News: Now I know how much my two tanks are costing the house

$180 a month. I need to get efficient fast. Any ideas?
Lights: 3x175w MH, 7x 54w T5's 2x 42w LED's
Pumps: 2x Iwaki 100's, Mag 18, Hammerhead, Dart
Heaters 800w 2x300w
Chillers 1/4hp 1/5 hp