
Washable Double Layer Four Layer High Air Permeability Nylon Mesh Pre Filter (G1, G2). Customizable Frame Thickness: Available in 10mm, 21mm, 46mm, and 96mm to suit specific installation needs. Reusable Nylon Mesh Media: Made of imported polyamide monofilament fiber for wear resistance and long service life. High Air Permeability: Double or four-layer design ensures low initial resistance and strong dust-proof performance. Durable Aluminum Alloy Frame: Lightweight, corrosion-resistant frame with optional handle interconnection for easy replacement. Wide Efficiency Range: Offers G1, G2, G3, and G4 filtration grades suitable for various pre-filtration applications. Customizable Special Sizes: Special exterior dimensions and specifications can be tailored upon request. Professional Manufacturer: Direct factory from Snyli, established in 2010, integrating R&D, production, and sales.