... lendth:2m Thickness :2-50 FRS-ACF Activated carbon foam for air clean bad smell (hot ) IntroductionActivated carbon foam is adopted ... , household electrical appliances, aquarium, autos and motors, sewage and petroleum treatment for filtering, protecting, decorating, straining, cleaning and others.Features:(1) Have ... make as customer's requirement FRS-ACF carbon PU foam for air filtration (manufacture)