Top quality 1mm stainless steel rodent proof wire mesh. For effective rodent control, selecting the right mesh size is crucial. The Mesh Company's Stainless Steel Rat Rodent Mesh with 16 holes per linear inch, or 256 holes per square inch, offers an optimal balance of strength and protection. The 1.19mm square aperture is designed to block rodents like rats and mice while still allowing for excellent airflow and visibility. The 0.4mm wire thickness ensures durability and resilience, making it difficult for rodents to gnaw through. With a 55.96% open area, this mesh provides ample ventilation, making it suitable for various applications such as airbrick covers, soffit vents, and other entry points that rodents might exploit.