Supplemental CO2 allows plants to photosynthesise more efficiently under high-intensity grow lighting by raising carbon dioxide concentration above ambient levels (approximately 400 ppm). Increasing CO2 to 1000-1200 ppm during the lights-on period can measurably improve growth rates and yields.We currently stock CO2 tablet systems — a low-maintenance approach without pressurised tanks. No Mercy CO2 Tabs and CO2 Tabs both dissolve in water to produce CO2 steadily over time, suited to small to medium grow spaces. Best used during the lights-on period when plants are actively photosynthesising.
Related ranges: part of our Ventilation and Environment Control range — also see Air Freshners, Carbon Air Filters, Ducting and Fittings, Extraction Fans and Kits, Fan Speed Controllers, Grow Room Heating and Heaters.
Products in this range: NO MERCY CO² TABS, CO2 TABS.
Read our guides: Six Grow Tent Must Haves for Success, Indoor Growing Environment Guide.
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