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the charcoal is carefully packed to ensure consistent and even air flow throughout the carbon bed for full use of the filter
The EC/TDS conversion factor is user-selectable as well as the temperature compensation coefficient (
and compact design
Sold in packs of 60
LTL MASTER 4 Four lighting relay controls, without timer (120v Plug Only) water-filtration the charcoal is carefully packedThe Master 4 by LTL Controls is the safest and easiest way to control a 4 HID light setup. This controller has the capability to run a maximum of (4) 1000W ballasts using 120V power, with a maximum relay amperage of 30 amps, and includes a 120V trigger cable which can be connected to a 120V timing device. It is recommended to consult a certified electrician before installing or using this controller, especially if you are unfamiliar with electrical
