Haycarb PLC is a Sri Lanka-based manufacturer of coconut shell-based activated carbon. The Company's segments include Activated carbon and Environmental engineering. The Company's Environmental engineering division, Puritas (Pvt.) Ltd., specializes in water and wastewater treatment systems across a range of industries. The Company's range of activated carbons help in ridding passenger cabin areas of unpleasant odors, organics and other gaseous pollutants that enter through ventilation and air conditioning systems. The Haycarb Activated Carbon Air series products offer personal protection against a range of toxic fumes and gases. The Haycarb Activated Carbon Energy series is a special carbon series manufactured for both ultracapacitors and battery applications. Its range of activated carbons for sewage air treatment are designed to remove malodorous and pungent gaseous emissions emanating from pumping stations, primary clarifiers and filter press rooms of sewage treatment plants.