OEM HU4706 Humidifier Filters, Filter Bacteria and Scale for Philips HU4706 HU4136 Humidifier Parts Product Description: 1. 100% Brand new and high quality; Made of high quality material, more durable.2. The high-quality filter on the top of the air humidifier can prevent limestone, bacteria, bacteria and fungi from being released in the air; Safe and clean Humidifier Filter.3. Antimicrobial treatment helps prevent the growth and migration of mold, fungus and bacteria on the filter.4. Replacement Filter is an ideal replacement for natural cool moisture humidifiers and will greatly assist in the removal of minerals and pollutants from the water.5. Do not fill the water tank with hot water. Hot water will damage the filter elements. Be sure to fill it with cold water.Usage: Water filtrationAperture Ratio: 90%Material:Wood pulp papersize:168 x 130mmcolour:white. Compatible With: for Philips HU4706 HU4136HU4706/01 HU4706/02 HU4706/03 Package Contents: 2-10Pcs Filter.(Optional)