Sona agrotex's Anti Insect Net Why are Anti Insect Net used ? Uses and Applications: Given the increased problems and costs associated with pesticides, no modern greenhouse should be installed without the proper insect - - barrier. Anti-Insect net when correctly installed will prevent insect penetration; yet provide maximum possible air flow which is essential for optimal crop yields. Advantages Made of high-tensile-strength round polyethylene filaments. UV stabilized Lightweight and easy to install. Transparent. Unique screen structure results in maximum air circulation. Strong weave – screen will keep its strength and stability even if mechanically punctured. Easily cleaned with power sprayers by back flushing