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Phos Rock has been specially selected (and harvested using bat friendly methods) to contain a high quantity of available phosphorous
and offer the flexibility to instantly accommodate a new crop with varying light requirements
Integrated socket & 15' lamp cord
• Standalone soil—no need to amend with beneficials or nutrients
Vibration-free operation
Phantom Commercial DE 1000W HPS Digital Ballast cloning-&-seed-starting Phos Rock has been speciallyPhantom double ended technology drives maximum PAR value! The engineering excellence of Phantom ballasts is now incorporated into our new Phantom Commercial DE ballasts. Their high frequency design is optimized for double ended 1000W HPS lamps, and they feature highly precise microprocessors. They are totally silent, efficient and effective. This model, PHB4035, is capable of 277V and 347V operation, is generator ready and FCC compliant, and comes
