ONA Gel PRO neutralizes odors naturally made from pure essential oil gel based deodorizer will eliminate all types of biological smells.

ONA Gel PRO (Polar Crystal)  (Neutralizes odors naturally, Odor Control System, Deodorization Gel, Green House Odour Control, Indoor Odour Control, Meat Plant Odour Control, Smoke Smell Eliminator, Food Safe Deodorizer, Not Masking Agent, Not Chemical Fragrance, Essential Oil Based Odor Control ) ONA - Apply Anywhere You Have Odors ONA Odor Neutralizer has been destroying odors effectively for many years and is used in hydroponics and commercial applications worldwide. ONA was originally developed for use in industrial applications to neutralize strong odors in sewage treatment plants, rendering plants and chemical plants. It uses three processes: absorption. adsorption and the "Pairs" Theory to virtually cancel out most organic and non-organic odors. Hydroponic Applications - For Peace of Mind ONA has built its reputation as being an effective odor neutralizer for the hydroponics and gardening industry. Indoor gardening can result in strong and undesirable odors that can create problems for the growers. In order to have a zero odor impact, it is imperative to use a product that attacks and completely eliminates these odors. ONA's formulation is designed to attack any type of odor, regardless of type or source. Because it is a wide spectrum formulation, it will neutralize virtually every non-organic and organic odor, and leave only a clean, fresh scent. Directions : Shake well. Remove lid or liner. Place in area where odors are prevalent. Last 30-90 days depending on temperatureand airflow. For large areas or strong odors use ONA Breeze fan. Also available in large refill sizes.Commercial Applications of ONA Odor Neutralizer ONA's powerful odor neutralizing capability makes it ideal for most commercial applications. Regardless of the source, it will get the job done.•    Hotel/motel rooms - ONA Breeze, ONA Gel •    Sports locker rooms - ONA Block, ONA Mist and ONA Mist Dispenser •    Garbage areas - ONA Gel •    Confined areas - ONA Gel •    Indoor gardens & greenhouses - ONA Gel, ONA Breeze •    Compost areas - ONA Liquid •    Heating vents and ducts - ONA Block, ONA Gel •    Jobsite odors - ONA Gel •    Mildew odors - ONA Liquid, ONA Gel •    Smoke odors - ONA Gel, ONA Mist •    Food odors - ONA Gel, ONA Mist,ONA Breeze •    Food storage areas •    Old cellars - ONA Gel, ONA Breeze •    Meat and fruit drying areas