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The EC/TDS conversion factor is user-selectable as well as the temperature compensation coefficient (
Stakes on the bottom add extra stability
Our Shock and Awe is packed with phosphorus
Super easy assembly
the charcoal is carefully packed to ensure consistent and even air flow throughout the carbon bed for full use of the filter
LTL MASTER 4 Four lighting relay controls, without timer (120v Plug Only) water-filtration The EC/TDS conversion factor isThe 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
US$ 115.00
US$ 28.00
US$ 39.00
