It is a functional membrane which is laid on the thermal insulation layer.It is applied to the composite outer wall or sloping roof of the wall curtain,profiled steel sheet,steel (wood) structure,masonry,etc.  

Feature:  
1/,Material:PP nonwoven fabric+PE breathable film+PP nonwoven fabric. 
2/,Excellent performance at water resistance. 
3/,Light and thin,anti skid,with good low temperature,flexibility,suitable for construction in different condition. 
4/,Improve water-tightness,protect the construction from the invasion of wind and rain,protecting the structural materials and equipments inside roof and wall. 
5/,High tensile strength and elongation rate,highly flexibility at low temperature.