Princess 3-in-1 Air Filter - HEPA H13 Filter Breathe easier with the Princess 3-in-1 Air Filter, the official replacement cartridge for model 01.356160.01.001. This advanced 3-layer system is expertly engineered to capture a wide spectrum of airborne contaminants, creating a fresher, cleaner, and healthier home environment. It is the ultimate solution for allergy sufferers and pet owners, effectively reducing common irritants like pollen, dust mites, and pet dander. The first layer is a pre-filter that traps larger particles such as hair, lint, and dust. The second layer is an activated carbon filter that effectively absorbs and neutralizes unpleasant odours from cooking, smoke, and pets. The final and most powerful layer is a true H13 HEPA filter, certified to capture an exceptional 99.97% of microscopic particles as small as 0.3 microns. Designed for a perfect, drop-in fit, replacement is quick and hassle-free. Its compact dimensions (19.3 x 19.3 x 15.7 cm) and lightweight construction (0.512 kg) make handling simple. Enjoy long-lasting, reliable filtration performance that is backed by a 2-year manufacturer's warranty. Maintain your air purifier's peak performance and invest in your well-being with this essential filter.