breathable waterproof membrane synthetic roofunderlayment roof felt

     "Features: 1/,Excellent performance at water resistance . 2/,Light and thin,antiskid,with good low temperature flexibility,suitable for construction in different condition. 3/,Improve water-tightness of building,protect the construction from the invasion of wind and rain,protecting the structural materials and equipments inside roof and wall. 4/,High tensile strength and elongation rate,highly flexibility at low temperature. 5/,Used for roof construction for sloping roof of the wall curtain,profiled steel sheet,steel (wood) structure, masonry and so on.

KangDa Roof Underlay (90~160g m2)   

        UltraPerm is designed as a universal breather membrane, Powerlon UltraPerm is a high performance underlay for all roof types and walls in timberframe structures. It can be used on warm and cold, supported and un-supported, ventilated and un-ventilated roofs.

KangDa vapour barrier roof membrane

         Are you worrying about the "water-drop caused by weather changing, will make the insulation layer of roof or wall been damaged fast? Our breathable membrane will help you to solve this problem.

KangDa Breawarf Diffiusion Foils (C120)  

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