【Durable Window Screen Replacement 】 Made of premium fiberglass materials, is a kind of excellent performance of inorganic non-metallic materials. The fiberglass screen could be used for a long time after one installation, and not easily weathered makes it can be used repeatedly after cleaning the dust. 【Multiple Functions & Notes】 17×16 (apertures per square inch), not easy to destroy, will be no drawing after cutting, more wrinkle resistant and also be internal perspective, will not appear outside the visual field of vision is not visible. Window screen is folded in the package. If there are some creases, it would disappear after tile or hang. 【Advantage】 Moderate mesh density have a certain protective effect without blocking fresh air-flow. In addition, it is difficult to see through from the outside, while easier to see through from the inside. 【Easy to install】 First, take out the spline on the old screen window with the metal hook tool; Second, according to the need to adjust the size of the screen window to cut, note: the cut screen window replacement needs to be slightly larger than the screen window frame; Then, use the rolling tool to press the retainer spline into the groove; Finally, cut the excess part of the edge or leave 1-2 cm for easy removal of the spline. 【Widely Used】 48×118 inch. Perfect for various kinds of windows, doors and courtyards, it can be used as window screen repair, screen door, porch screen, patio screen, garden screen, fence and other professional and diy screening applications.