Ona Gel Pot - 732g Fragrance:Fresh Linen Rinse the impeller housing periodically

Rinse the impeller housing periodically to clear any mineral buildup from nutrient solution

No cal/mag deficiencies reported when following the dosing schedule — the formulation covers it

Ionic keeps it to one

NEU also works for long-term storage

Once the gel drops below one-third full

Ona Gel Pot - 732g Fragrance:Fresh Linen Rinse the impeller housing periodicallyONA Gel Pot 732g Natural Odour Neutraliser for Grow Rooms Best for: Growers wanting passive, hassle free odour control without installation or electricity Our thoughts This is one of those products that does exactly what it says on the tin. ONA Gel has been knocking odours out since 1995, and for good reason it actually neutralises rather than masks. Pop the lid, stick it in a corner, and it just gets on with the job. Perfect if you're running a small