The ground plane kit is a mylar tape which is applied to the back of each bulb. From there, each bulb is grounded to a ground wire. This provides smooth dimming by allowing current to pass through the entire bulb when low voltage is applied.
Our Price: $34.90
Has all the features of the L-2 plus pH, ORP, and temperature monitoring as well as pH and temperature controlling. Controls items with X-10 module. Includes pH probe, ORP probe, temp probe, X-10 interface, 2 satellites, & ground probe kit.
Our Price: $599.90
You guys are outstanding! Thanks for all your wonderful advise in setting up my tank. Everything works great and you saved me time and money. I'll definately suggest you to my friends in the future.