1,pvc profile national standards 2,pure colors and wood grain colors , 3,anti-aging,heat insulation 4,best price 1,material pvc national standards 2,size 60mm3,color white ,zelkova,black walnut,teak,and other laminated wooden colors. 4,advantages heat insulation, moistureproof, high impact toughness,do not produce noise Corrosion resistance, Super weatherability 5,price high quality,favorable ...