Plastic Window Screen 1,plain weave:12mesh-35mesh ,40g-140g/m2 2,leno weave:13x13mesh,35g-50g/m2 3,length:no limited Plastic Window Screen1, Environment friendly: It does not contain the harmful chloride-fluoride to Damage the atmosphere, Therefore, it does not have any Harmful effects on the human body .2, Long service life: It is weather-resistant, anti-aging, flame resistant, Anti-static, ...