• Nispira outer air filter replacement compatible with WEN 3-Speed Remote-Controlled Air Filtration System model 3410. It is also compatible with many major air filtration systems - POWERTEC AF4000, Shop Fox W1830 and Grizzly G0738
• Compared to part 90243-027-2 5-Micron Outer Air Filter
• Remove air particles down to 5 microns in size from the air
• Easy to install. 2 filters included. Dimension: 16.5" x 9.5" x 1.75". Suggest to replace regularly to maintain excellent air quality
• 100% customer satisfaction guaranteed. Quality meets or exceeds the leading brand