Gavita Master Controller EL3 Rockwool Starter or aluminum

or aluminum

Ducting: Use a damp cloth and mild cleanser

Multipurpose

Always use equal parts of Athena Bloom A & B to maintain proper mineral ratios

Gavita Master Controller EL3 Rockwool Starter or aluminumGavita Master Controllers EL3 The Gavita Master Controller EL3 is the next generation in our EL controller series, designed to maximize the performance of your compatible fixtures. The EL3 enables you to set sunrise sunset dimming, high temperature dimming, and high temperature shut off for all connected fixtures. Best of all, the EL3 lets you build and program entire schedules for your growing cycles. When using a compatible Gavita or Sun System LED