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Help keep your system clean
It's guaranteed
Zinc (Zn) 0
1ml/L in flower week 5-8
colloidal silver
Xtrasun High Pressure Sodium Bulbs (CLEARANCE 40% OFF) Size:600W (2000K) Help keep your system cleanCLEARANCE FINAL SALE! AUTO DISCOUNT AT CHECKOUT! Your clear choice for HID lamps that provide long lasting and reliable operation is Xtrasun. Their Xtrasun High Pressure Sodium (HPS) lamps are engineered specifically for use with both magnetic and electronic ballasts, and with their 2000 Kelvin color temperature they consistently provide intense light in the correct spectral range for vigorous flowering growth and can even be used, if desired,
