SMSCom 4.5A Twin Fan Speed Controller Mk2 Fan Controllers Apply during the dark cycle

Apply during the dark cycle where possible for best results

EC and pH stay stable across the whole system - which stops the uneven feeding

Bio-Bloom - organic base nutrient for flowering (NPK 2-7-4) with enzymes

Trusted in demanding settings — research labs

Hydrotops Coco Bloom is a two-part (A & B) bioponic flowering nutrient for coco coir and hydroponic systems

SMSCom 4.5A Twin Fan Speed Controller Mk2 Fan Controllers Apply during the dark cycleKeep intake and outtake fans working as a pair The SMSCom Twin Fan Speed Controller Mk2 is the ideal climate control for any room running both an intake and an outtake fan. It is software regulated and holds your grow room within + 1 degree of your set temperature, adjusting both fans smoothly and fluidly rather than snapping between speeds. Crucially it is designed to always run your out fan slightly faster than your in fan, keeping the room under