Philips PureProtect Water 3400 Original Humidifying Filter Black - FY3401/00

The original Philips humidification filter perfectly fits your device for consistently high performance. It uses NanoCloud technology to emit nano-sized molecules of pure water vapour and humidify the air with up to 99.9% less bacteria

Compatible with PureProtect Water, 3400 series

Replacement humidification filter for Philips PureProtect 3400 Series, 2-in-1 air purifier and humidifier: AC3420, AC3421. You can find your air purifier model on the bottom of the device.

Up to 6 months of usage

This humidification filter provides consistent protection and guarantees optimal filtration for up to 6 months

Original Philips filter for the best performance

The original Philips filter is designed for a perfect fit with your device. For optimal performance, always use a genuine Philips filter.

Hygienic humidification with NanoCloud technology

NanoCloud emits an ultra-fine mist that is invisible to the naked eye. It humidifies air with up to 99.9% fewer bacteria released than standard ultrasonic humidifiers; safe to use with tap water.

Connect with the Air+ app for added convenience

Connect your device to the Air+ app and easily order replacement filters when needed.