Ona Gel Pail 4L - Polar Crystal Shipping With its unique formula

With its unique formula

the Twin Controller automatically calculates the exact running speed for your fans to maintain the temperature you set

You can now monitor soil moisture and EC at the same time as temp and humidity

In late life flowering plants need a dedicated diet to produce maximum flavour and yield

this allows full control over your temperature & growing environment

Ona Gel Pail 4L - Polar Crystal Shipping With its unique formulaONA Gel Popular, Practical and Powerful ONA Gel is a complex mix of essential odour neutralising oils, suspended in a polymer gel. The essential oils are organically sourced from plants throughout the world, producing a natural, odour neutraliser. Open the ONA Gel lid to disperse the ONA particles into the air and neutralise any airborne odours. This results in a pleasant fragrance being left in place of the odours occupying the room. The odour