Filter kit for Philips FY1413/FY1410, 1000 Series Carbon & HEPA Air PurifiersCarbon HEPA Filter Kit For Philips Air Purifier The Hygieia Filter Kit for Phillips Air Purifier, fits and works as well as the original but at a fraction of the price. The filters are made from premium materials and both ensure protection from bacteria, viruses, pollen, smells, gas and VOCs, filtrating to 0. 003 of a micron. The kit includes 2 types of filters: 1. Active Carbon filter Designed to protect from harmful gases and odours, effectively