Saint Gobain FCS8550-M 24" X 84" Charcoal Fiberglass Insect Screen Wire Size : 24" x 7'. Easy to install 18 x 16 mesh. Resilient long-lasting 0.011 diameter screening woven with pvc-coated fiberglass yarn. Will not crease dent or unravel. Withstands all climates including salt air and industrial fumes. Enough to cover 2 average size windows or 1 screen door per ready roll.