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Pyrethrym is derived from the chrysanthemum flower and works by attacking the nervous and respiratory systems of pests
T-piece made of galvanized steel panel for the utilization in ventilation systems
There are two dimmable options (250w & 400w) and a ‘super-lumens’ boost option (600w+Boost) which is on average an extra 10% increase in output
When used in conjunction with Bactrivator
RVK 315 A1 - 12' Pyrethrym is derived from theThe Systemair RVK fan sets the standard to which all grow room fans are measured. Made in Germany, engineered to last. Theres a reason RVK fans have remained a firm favourite among experienced growers for decades bulletproof reliability, durability and German engineering means the RVK is a hydroponic fan that will last you years. RVK fans are versatile they can be used as an intake fan to your grow room or as an extractor fan. Alternatively, the RVK