Ona Odour Control Ducts 5" 127mm For use in Garden Grow

For use in Garden Grow - change every 6 months prolong the life of the carbon filter

Hydroponics – Mix 1 tsp per gallon of reservoir water during the final weeks of flowering through harvest

Overdrive does not rely on typical potassium-phosphorus augmentation

Using this mode allows you to run your equipment on and off repeatedly at set intervals throughout a 24 hour period

GSE Controller Temperature & Negative pressure

Ona Odour Control Ducts 5" 127mm For use in Garden GrowBrand New Ona Odour Control Ducts gives the ultimate in growers peace of mind. Used in conjunction with Ona blocks for the neutralisation of unwanted odours in your ducting. Instructions for Use: Open catches on ducting lid, open lid, insert desired quantity of Ona blocks and reseal to neutralise odours in your ducting. Once the Ona blocks are exhausted simply re open discard and replace.