Fibreglass Made Insect Screens allow abundant natural light and maximum air circulation. These Insect Screens are woven from polyvinyl chloride-coated fibreglass yarn and then heat treated for weave set. These Insect Screens are chemically inert as well as non-toxic in nature and combine features like easy usage, durability and fire retardance. Fibreglass Made Insect Screens have good tensile strength and do not corrode, streak, shrink or stretch.