ONA Gel 3.8kgExperience powerful, long lasting odour control designed for hydroponics, indoor gardens, and grow rooms of all sizes. This premium gel gradually releases a consistent vapour that neutralises unwanted smells at the sourcenever maskinghelping maintain a cleaner, fresher, and healthier growing environment. Perfect for small to large spaces, the generous gel pot delivers weeks of continuous performance. The non toxic, high quality formula is simple to