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2 RO membranes
Silicon additionally benefits plant growth
Beethoven TR 2oz
Two (2) needed for system
ensuring longer life
Gavita Master Controllers Size:EL3 2 RO membranesOur e series ballasts no longer require a switchboard to be switched on and off and no longer need their own switch to dim or boost them. Now you can just touch a few buttons on your controller to be in complete control of all your connected ballasts at once. Our Master controllers do this, and much more! The Gavita EL controller series currently comprises of two models: The EL1 and EL2. Both feature auto dim, auto shutdown, sunrise sunset, and timer.
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