CO2 Tabs are slow release tablets containing an high quantity of Carbon Dioxide: put one of them into a glass of water in the grow box and it will release the CO2 in the air for the foliar uptake or you can put them directly into the nutrient solution for root uptake.
CO2-Tabs are environmentally friendly and cause no harm to plants, pets, birds, insects or microorganisms
SKU: 1039- Slow release CO2 Tablets
- 60 tablets per bottle
Free delivery on orders over £60*
- UK Mainland only
Standard Delivery £4.95
- Heavy / Large item surcharge £2 per item
- 1-3 Days**
- UK Mainland only
Express Delivery £8.95*
- Next Working Day**
- UK Mainland only
Scottish Highlands £15.95*
- 2-5 Days***Can not be used with Heavy / Large items
**If ordered before 2pm cut offPlease See Delivery and Returns page for more details.