Material: PET fiber/ PET scrim Weight (g): 500 Thickness (mm):2.0mm Air Permeability (m3/m2.min):15~18 Warp tensile strength: >1000N/5x20cm Weft tensile strength :> 1300N/5x20cm Warp elongation :< 25% Weft elongation: <55% Finishing: Singed

Polypropylene needle punched felt Weight: 500g/m2 Material: polypropylene fiber/ PP long thread scrim Thickness: 1.90mm Air permeability: 10m3/m2.min Warp tensile strength :> 960N/5x20cm Weft tensile strength: >1060N/5x20cm Warp elongation: <3