Active Carbon Air FilterIntroduction: Using active carbon filters remove all odors, pollen and other particles from your growing. You can connect the carbon filter before the fan so that it sucks in air from the space you grow in. The air blowing out of the fan with carbon filter on connected becomes 100% smells, pollen and particle free.Advantages of active carbon air filter:Light weight, more practical.Superior small hole construction and high-performance sorption.Large specific surface area and high adsorption capacity.Adsorb particulate faster and more effectively than other carbon.Iodine adsorption value is a performance parameter of activated carbon.The higher iodine adsorption value, the stronger adsorbing ability.With the same iodine value, the filtering effect of coconut shell active carbon is the best.Safe and environmental friendly.Specifications:Connection Size: 100mmOut diameter: 180mmHeight: 150mmThickness: 30mmMedia: Coco nut active carbonEnd caps: Galvanized SteelFAQ:Q: Are you trading company or manufacturer?A: We are manufacture and we have our own factoryQ: How long is your delivery time?A: Generally it is 2-5days if the goods are in stock. Or it is 15-20 days if the goods are not in stock, it is according to quantity.Q: Do you provide samples? A: Yes, we could offer the sample. Q: What is your terms of MOQA: There is no strict requirements.1pc of sample is OK.If you do not find the size you need, please give us a call at 0086-373-5471699. Custom made is available in our company.