... ,16x18, etc. 4.fiberglass wire Invisible Window Screen / Fiberglass Invisible Window ScreenInvisible Window Screen Specification:1. Standard (mesh/inch) ... mosit, being flame-resistant, against static electricity, diaphanous good, not to flee the silk, not to distort, ... etc, then processing, spinning and weaving to finish the production.Fiberglass window screen Main application:Insect proofing, pasture, ...