Main function of damp absorber:
1)brings the relative humidity to the normal value of 40 to 60% and maintains the humidity at that level and fresh the air in your room or other enclosed space. 
2)Combats: condensation, damp, mould and stale smells musty odors. Prevent Mould, Mildew and Rust and refuce the expensive moisture damage costs.
3)Reduce the threat of Asthma and Allergies and lower the threat of Sinus Congestion

moisture absorber 's Field of application
Combats condensation, damp, mould and stale smells in all spaces with little or no ventilation, such as cellars, bath room, kitchen cupboards, kitchen base and sink units,electricity meter cupboards, wardrobes, basements, spare (bed)rooms, store rooms, sheds, garages, warehouses, holiday homes, garden houses, caravans and boats. 

Techonical data :

Diameter: 100mm, thickness: 42mm