In different network densities, sizes, shapes and with different dimensions, we present the 'air-defense'. Select for warmer climes in no case to networks with dense mesh, otherwise the air can become unbearable in the network. To comply with mosquito repellent nets with mesh 200th In the north it may sometimes be fine mesh, as the small Gribbelmücken already require dense networks with up to 800 mesh to prevent the leave. The network should be treated with care and always good 'shot' his. Holes are, of course, taboo. Then there is the perfect protection.