ONA Block offers long-lasting protection against persistent smells. Efficient and easy to use: take the lid off the jar or place a small portion in a container and let it evaporate. ONA Block attracts odour molecules and absorbs them leaving a nice-smelling feel.
Its formula was first conceived for industrial use: factories, water or animal treatment plants… Now, in view of its amazing performance, ONA Block is used in a wide variety of situations where bad smells are all over. It can eliminate any smells coming from indoor cannabis crops, cigarettes, moisture…
ONA Block can also remove unwanted smells from the extraction system if you place it inside your ducting.