Varidrive Ballast Silver Bullet Each block lasts around 4-6

Each block lasts around 4-6 weeks

and CO2 levels with ease

it has powerful oxidative properties and has a multitude of uses (see below) for any type of grower

pH stable water will always be ready to go

We recommend 4-6 medium/large plants in the 120 X 120cm tents though obviously this is only a guide

Varidrive Ballast Silver Bullet Each block lasts around 4-6The Varidrive dimmable ballast from Maxibright is a high quality digital ballast with a 4 way dimmer switch, which gives you complete control over the power output to your plants. The ballast will power 250W, 400W or 600W HPS or Metal Halide bulbs and includes a boost mode that increases output to 660W, which can be beneficial during the flowering fruiting phase. It is not recommended to dim or boost Metal Halide lamps as thus will affect the spectral