Ballast Kit, Sodium, 1000W, Multi-Volt veg-and-bloom Simple two-point calibration process with

Simple two-point calibration process with 30-day calibration indicator

• Essential elements are not derived from harmful chemicals such as urea and ammonia nitrate

the natural ingredients will increase plants' natural defenses and continue to help it grow strong with increased vigor

Comes complete with installation hardware and instructions

Replacement pH Electrode for HI98127

Ballast Kit, Sodium, 1000W, Multi-Volt veg-and-bloom Simple two-point calibration process withBallast Kit, Sodium, 1000W Multi Volt Best choice for DIY grow room aficionados! Whether you are wiring your own first ballast setup or performing a complete overhaul of your existing equipment, this kit offers all you need, including the right capacitors and transformers. Rely on Hydrofarm for premium quality North American made ballast components. All parts are UL recognized. Ballasts include welded on brackets for easy replacement mounting. All