The ProTec PWF2 is the correct replacement wick filter for the following humidifier models:
The ProTec WF2 Humidifier Wick Filter Replacement is a round wicking replacement humidifier filter. This ProTec WF2 filter, also known as part number PWF2 and ProTec WF2 Extended Life Replacement Humidifier Filter, replaces the Kaz WF2 Extended Life Replacement Humidifier Filter and in most cases it can replace the KAZ WF1 Humidifier Filter. The ProTec WF2 Extended Life Replacement Humidifier Filter contains an antimicrobial agent and features a patented rigid support that gives it the extended life design.
ProTec PWF2 specifications:
This genuine ProTec WF2 humidifier filter fits the following Kaz and Vicks Humidifiers: Kaz HealthMist humidifier model 3020, Vicks Natural Cool Mist Humidifier model V3020, Vicks V3100, Vicks V3500, Vicks V3600, Vicks V3800, Vicks V3900 and Vicks V3700 Starry Night Cool Moisture Humidifier. You will have to flatten the ProTec WF2 Wick Filter before using in the Vicks Natural Mist Humidifier. If you observe your original filter you will see that it is round as well. For optimum performance, filters should be replaced every 2 months or at the beginning of each season in your humidifier.