Perfect hold with proper application
Clean the window frame completely – grease-free, dust-free, dirt-free adhesive on completely flat surfaces. Stick Velcro tape clean and very firmly press at least 2 hours. Wait fly screen does not stretch or pull too tightly, Velcro tape can otherwise be loosened due to the enormous pull, not suitable for metal fly screens
If it is necessary that the fly screen must be stretched strongly or there are unevenness, on the Velcro strap or Frame at the top, in the middle and bottom also use a drop of superglue, press firmly and approx. Wait 2 hours with further processing.