... retardant 3, anti-wear 4, light weight, easy to install 5, corrosion resistance 1).Durable, in general ... smoke and low gas,high resistance to impact force, acide and so on.3).High oxygen value, good ... as buyers required, or even have adhesive tape on the surface.6).Sizes,outlooking color, thickness of ... the tube is optional, price depandes on the thickness and quantity. New Type polyethylene pipe