Hydrologic Big Boy UV Sterilizer Kit rock-bottom The RAY44 is designed to

The RAY44 is designed to function as a complete sole-source lighting solution

We have improved the zippers

HM-500 Replacement pH probe

and plant vigor in all stages from rooting to fruiting

Dual resettable breakers—protects lamp and household circuits

Hydrologic Big Boy UV Sterilizer Kit rock-bottom The RAY44 is designed toUltraviolet Sterilizer add on kit provides 100% protection against bacteria, viruses, cysts and pathogens in the product water. Great for well or surface water sources. Ensures the safest water. Includes stainless steel UV unit with " MNPT ports, wall mount clips and transformer. For use with Big Boy and most RO and filter systems with up to 8 GPM flow rates.