it is a heavier fabric for larger areas such as screened-in porches, and enclosed pools and patios. this screening is designed for applications where extra strength is desirable. we offer a wide range of sizes to suit various contractor need. diameter: 0.013inch standard mesh/inch:18 x 14. standard color: black, gray. standard width: 24", 30", 34", 36", 42", 48", 60", 72, 84",96",108"(inch)