Think Crucial Air Filter Replacement Compatible With Rainbow E2 - Fits E2-Series Parts # R12179, R12647B - Washable and Reusable HEPA Style Exhaust Filters - Experience Cleaner Air At Home (1 Pack) 1 PACK OF FILTER REPLACEMENTS COMPATIBLE WITH Rainbow E2 Air Cleaner for parts # R12179 R12647B. The rectangle air filter for models Rainbow Rexair E2 2-speed vacuums with serial numbers1000002 are essential for premium air quality and cleaner air. It traps fine dust preventing them from recirculating into the air. Helps keep your home free of dust, with frequent filter replacement. Get back to clean air and breathe again with our lightweight, germ purifier, pet smell, and bedroom. CLEAN AND HEALTHY LIFESTYLE: Replacing Rainbow E2-Series air filters should help clean and purify air. Our air cleaner, air filters, and replacement to ensure deeper and cleaner air. Have confidence with a refreshing, clear feeling for a home, house, office, apartment, condo, or high-rise. SIMPLE AND EASY TO INSTALL: Switch out in less than five (5) minutes, providing time efficiency. These are quality filters measure 12.7" X 8" X 2.1" inches that work 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 purifier, reducing allergies, pet dander, asthma, allergy pollen, allergens. LONG LASTING REPLACEMENT VACUUM FILTER: The filters are washable and reusable ensuring long life. Replace every 3 to 6 months for optimal performance or three (3) to four (4) times per year depending upon usage. When a clogged, dirty or torn filter isn't changed, it can cause the vacuum to work harder and impact utility bills. We deliver high quality, durable and long lasting replacements. They are an efficient investment. Easy to maintain for the long run. THINK CRUCIAL manufactures premium quality vacuum filters for wet and dry vacs, air purifier parts and stands behind the quality and workmanship of all our products. We maintain a thorough quality control process to ensure compatibility with the Rainbow models listed above.