Need a new HEPA filter for your laminar flow hood or clean bench? This high-efficiency filter measures 1170×570×69mm (46.06×22.44×2.72 inches) and filters out 99.99% of particles as small as 0.3 microns. It’s perfect for maintaining a dust-free environment in labs, phone repair shops, screen pressing, optical work, and other precision tasks. The frame is made of aluminum, and the filtering material is glass fiber paper, making it durable and reliable. Typically, you should replace the filter every 6 to 12 months, depending on usage and environment. Note: This filter is designed for our own laminar flow hoods. If yours is from another brand, double-check the size before buying. It helps improve air cleanliness, which can boost product quality and yield in sensitive workspaces. Easy to install and built to last, this HEPA filter is a must-have for anyone needing a clean, controlled work area.