Try this monitoring project to keep energy consumption at bay.
Arduino project for temperature control.
Fat pepper bucket by /u/oscilator.
Awesome DIY hydroponic cloner, created by /u/bacon_flavored.
This is my DIY filter! It works pretty well. Reduces the smell about 95%.
Parallel wiring tutorial by /u/Bucketlink.
The bucket safety guidelines bible.
Simple build guide for a glass heat shield, created by /u/this1is4fun.
Image build guide of a cheap LED light lid.
Learn the theory behind LEDs!
Cooling project for 100w LEDs, by /u/Spectrewiz and /u/Bucketlink
Check out this cheap and simple upgrade to manage fan powering.