Think Crucial Replacement Air Filters Compatible with Shop Vac Vacuums Cartridge Filter Parts 88-2340-02 90304 9039800 for Wet and Dry Models, 5-Gallon+ Home Vacuum Cleaners, Bulk Pack (1 Pack) 1 PACK OF SHOPVAC COMPATIBLE CARTRIDGE FILTER REPLACEMENTSBY THINK CRUCIAL:Premium cartridge replacement parts88-2340-02,90304,9039800 for shop-vac vacuum cleaners.Not for hang up or portable vacs.Pair Replacements with Shop-Vac PartNo.90304.Get back to having clean air to breathe with our lightweight,high quality,germ,pet smell,and smoke air purifier.Dust and mold air cleaner and eliminator for home,bedroom,living room,filtration.Have peace of mind that pollution,cigarette smell,indoor cooking. CLEAN AND HEALTHY LIFESTYLE: Replacing shopvac style air filters for models: 1x1 All-around, All Around Plus, Bulldog Portable, Floormaster Plus, Heavy Duty Portable, Hippo, Mighty Mini, Mini Hangup should help clean and purify air. Our air cleaner, air filters, vacuum cleaner and replacement parts ensure deeper and cleaner air. Enjoy the shop vac filter replacement that uses a rubber gasket on top to secure the filter cartridge. Have confidence with a refreshing, clear feeling for a home. SIMPLE AND EASY TO INSTALL: Switch out in less than five (5) minutes, providing time efficiency. Filter does not use the original locking cap, its a press fit with one end closed. The friction fit also works well. Get back to daily activity quickly and make a big difference with air quality in the process. Simply remove the older and dirty filter and replace. Our filters fit and dry much better. The unit puts plenty of humidity into the air. Clean, fresh air purifer, reducing allergies, dander. LONG LASTING REPLACEMENT VACCUM FILTER: Washable, reusable air filters are the perfect replacement every 6 to 12 months. Use for optimal performance or three (3) to four (4) times per year depending upon usage. When a home air purifier for a large room has a clogged or dirty air filter, it can cause it to work harder and impact utility bills. We deliver high quality, durable and long lasting replacements. They are an efficient investment. They are easy to maintain for the long-term. THINK CRUCIAL manufactures premium quality air filter replacement parts and stands behind the quality and workmanship of all our products. We maintain a thorough quality control process to ensure compatibility with the shop-vac air filters for vacuums, models and part listed above.