There are various sites and stores that sell Vicks humidifier filters, as well as the machines to go with them. Vicks is a well known company, having a high standard for quality in their products.

They only have six humidifiers that are offered for purchase, but out of those six only three actually use filters. One of these being an air filter and two being water filters.

Kaz DynaFilter K14 - This air filter removes 93percent of the particles that come through, even ones as small as pollen. The Kaz DynaFilter K14 will remove tobacco smoke, dust, and odors. They cost under 10 dollars for a pack of three and fit Vicks Cool Mist Humidifier.

These filters need to be replaced every couple of months, depending on the amount of pollutants in the air. The filter should be replaced if a reduced flow of humidity is noticed from the machine.

Not replacing it regularly will cause impaired air flow and may cause motor damage on the humidifier. Kaz WF2 Filter - As a water filter, this round wicking filter removes pollutants and minerals from humidifier water.

This elimination of contaminants will lengthen the life of the humidifier and produce a better quality of air. These filters are treated with ProTec AntiMicrobial, which prevents the growth of fungus, bacteria, mold, and algae on the filter.

It is also reinforced for a longer life, as well as efficiency. For just under 10 dollars, three filters may be purchased and used on Vicks Natural Mist Models V3100, V3500, V3600. Discoloration on filters will occur and is natural.

The intensity and speed of discoloration will be determined by the type of water going through the filter. Vicks humidifier filters will need to be changed more often if the water quality is poor.

Kaz Demineralization Cartridge DC51 - The DC51 water filter removes "white dust", which is the build-up of minerals on the humidifier. This build-up is from using hard water in the humidifier tank.

These filters are used in Ultrasonic Humidifier models V-5100 and V-5100N, they are also under 10 dollars for a package of three filters. Replacement of these filters should take place every 30-40 fillings or once every 1-2 months.

If the humidifier has been setting unused for an extended period of time, the filter should be change and the humidifier cleaned before use.

Vicks humidifier filters can be purchased at any store supplying humidifiers or on many sites on-line. Make sure to check that the filter matches the humidifier it is going to be placed on.